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[jbpm-console][Error] IOException while storing process instance 1
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created by <a href="https://community.jboss.org/people/shamalk">Shamal Karunarathne</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/746015#746015">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi,</p><p>I'm trying to use custom variables with human tasks. And I encountered this error. I'm not sure what causes this. Could you help me? </p><p>I have attached the sources.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code">
16:35:19,037 WARN  [com.arjuna.ats.arjuna] (http-localhost-127.0.0.1-8080-5) ARJUNA12125: TwoPhaseCoordinator.beforeCompletion - failed for SynchronizationImple< 0:ffffc0a80a84:-738f4cb:4ff3fcd8:111, org.hibernate.ejb.AbstractEntityManagerImpl$1@51753509 >: javax.persistence.PersistenceException: java.lang.IllegalArgumentException: IOException while storing process instance 1: com.shamalk.jbpm.test.Person
          at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:516) [hibernate-entitymanager-3.4.0.GA.jar:]
          at com.arjuna.ats.internal.jta.resources.arjunacore.SynchronizationImple.beforeCompletion(SynchronizationImple.java:97)
          at com.arjuna.ats.arjuna.coordinator.TwoPhaseCoordinator.beforeCompletion(TwoPhaseCoordinator.java:274)
          at com.arjuna.ats.arjuna.coordinator.TwoPhaseCoordinator.end(TwoPhaseCoordinator.java:94)
          at com.arjuna.ats.arjuna.AtomicAction.commit(AtomicAction.java:159)
          at com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.commitAndDisassociate(TransactionImple.java:1159)
          at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.commit(BaseTransaction.java:119)
          at org.drools.persistence.jta.JtaTransactionManager.commit(JtaTransactionManager.java:179) [drools-persistence-jpa-5.4.0.Final.jar:]
          at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:371) [drools-persistence-jpa-5.4.0.Final.jar:]
          at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.startProcess(CommandBasedStatefulKnowledgeSession.java:223) [drools-core-5.4.0.Final.jar:]
          at org.jbpm.integration.console.CommandDelegate.startProcess(CommandDelegate.java:120) [jbpm-gwt-core-5.3.0.Final.jar:]
          at org.jbpm.integration.console.ProcessManagement.newInstance(ProcessManagement.java:88) [jbpm-gwt-core-5.3.0.Final.jar:]
          at org.jboss.bpm.console.server.FormProcessingFacade.startProcessWithUI(FormProcessingFacade.java:197) [classes:]
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_33]
          at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [:1.6.0_33]
          at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [:1.6.0_33]
          at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_33]
          at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:255) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:220) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:209) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:519) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:496) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) [resteasy-jaxrs-2.2.1.GA.jar:]
          at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [jboss-servlet-api_3.0_spec-1.0.0.Final.jar:1.0.0.Final]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59) [classes:]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:139) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
          at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:480) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.jboss.as.web.NamingValve.invoke(NamingValve.java:57) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:154) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:667) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:952) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at java.lang.Thread.run(Thread.java:680) [:1.6.0_33]
Caused by: java.lang.IllegalArgumentException: IOException while storing process instance 1: com.shamalk.jbpm.test.Person
          at org.jbpm.persistence.processinstance.ProcessInstanceInfo.update(ProcessInstanceInfo.java:207) [jbpm-persistence-jpa-5.3.0.Final.jar:]
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_33]
          at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [:1.6.0_33]
          at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [:1.6.0_33]
          at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_33]
          at org.hibernate.ejb.event.BeanCallback.invoke(BeanCallback.java:23) [hibernate-entitymanager-3.4.0.GA.jar:]
          at org.hibernate.ejb.event.EntityCallbackHandler.callback(EntityCallbackHandler.java:80) [hibernate-entitymanager-3.4.0.GA.jar:]
          at org.hibernate.ejb.event.EntityCallbackHandler.preUpdate(EntityCallbackHandler.java:65) [hibernate-entitymanager-3.4.0.GA.jar:]
          at org.hibernate.ejb.event.EJB3FlushEntityEventListener.invokeInterceptor(EJB3FlushEntityEventListener.java:41) [hibernate-entitymanager-3.4.0.GA.jar:]
          at org.hibernate.event.def.DefaultFlushEntityEventListener.handleInterception(DefaultFlushEntityEventListener.java:330) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.event.def.DefaultFlushEntityEventListener.scheduleUpdate(DefaultFlushEntityEventListener.java:270) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:151) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:219) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:99) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:49) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1028) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:366) [hibernate-core-3.3.2.GA.jar:]
          at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:504) [hibernate-entitymanager-3.4.0.GA.jar:]
          ... 45 more
16:35:19,052 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/gwt-console-server].[Resteasy]] (http-localhost-127.0.0.1-8080-5) Servlet.service() for servlet Resteasy threw exception: org.jboss.resteasy.spi.UnhandledException: java.lang.RuntimeException: Could not commit session or rollback
          at org.jboss.resteasy.core.SynchronousDispatcher.unwrapException(SynchronousDispatcher.java:345) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:321) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:214) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:190) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:534) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:496) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) [resteasy-jaxrs-2.2.1.GA.jar:]
          at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [jboss-servlet-api_3.0_spec-1.0.0.Final.jar:1.0.0.Final]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59) [classes:]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:139) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
          at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:480) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.jboss.as.web.NamingValve.invoke(NamingValve.java:57) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:154) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:667) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:952) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
          at java.lang.Thread.run(Thread.java:680) [:1.6.0_33]
Caused by: java.lang.RuntimeException: Could not commit session or rollback
          at org.drools.persistence.SingleSessionCommandService.rollbackTransaction(SingleSessionCommandService.java:401) [drools-persistence-jpa-5.4.0.Final.jar:]
          at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:376) [drools-persistence-jpa-5.4.0.Final.jar:]
          at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.startProcess(CommandBasedStatefulKnowledgeSession.java:223) [drools-core-5.4.0.Final.jar:]
          at org.jbpm.integration.console.CommandDelegate.startProcess(CommandDelegate.java:120) [jbpm-gwt-core-5.3.0.Final.jar:]
          at org.jbpm.integration.console.ProcessManagement.newInstance(ProcessManagement.java:88) [jbpm-gwt-core-5.3.0.Final.jar:]
          at org.jboss.bpm.console.server.FormProcessingFacade.startProcessWithUI(FormProcessingFacade.java:197) [classes:]
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_33]
          at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [:1.6.0_33]
          at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [:1.6.0_33]
          at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_33]
          at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:255) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:220) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:209) [resteasy-jaxrs-2.2.1.GA.jar:]
          at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:519) [resteasy-jaxrs-2.2.1.GA.jar:]
          ... 24 more
Caused by: java.lang.RuntimeException: Unable to rollback transaction
          at org.drools.persistence.jta.JtaTransactionManager.rollback(JtaTransactionManager.java:197) [drools-persistence-jpa-5.4.0.Final.jar:]
          at org.drools.persistence.SingleSessionCommandService.rollbackTransaction(SingleSessionCommandService.java:397) [drools-persistence-jpa-5.4.0.Final.jar:]
          ... 38 more
Caused by: java.lang.IllegalStateException: BaseTransaction.rollback - no transaction!
          at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.rollback(BaseTransaction.java:132)
          at org.drools.persistence.jta.JtaTransactionManager.rollback(JtaTransactionManager.java:191) [drools-persistence-jpa-5.4.0.Final.jar:]
          ... 39 more
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p></div>
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