[jboss-user] [JBoss jBPM] - Re: DelegationException - some sort of configuration issue

nizzy do-not-reply at jboss.com
Wed Jun 4 09:58:51 EDT 2008


Updated stacktrace

  | javax.ejb.EJBException: org.jbpm.graph.def.DelegationException: attempt to create create event with null entity
  | 	at org.jboss.ejb3.tx.Ejb3TxPolicy.handleExceptionInOurTx(Ejb3TxPolicy.java:63)
  | 	at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:83)
  | 	at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:191)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:95)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
  | 	at org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:110)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:46)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessContainer.dynamicInvoke(StatelessContainer.java:304)
  | 	at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:106)
  | 	at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82)
  | 	at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:769)
  | 	at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:573)
  | 	at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:373)
  | 	at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:166)
  | Caused by: org.jbpm.graph.def.DelegationException: attempt to create create event with null entity
  | 	at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:387)
  | 	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.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.ProcessDefinition_$$_javassist_21.raiseException(ProcessDefinition_$$_javassist_21.java)
  | 	at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:378)
  | 	at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:281)
  | 	at org.jbpm.graph.def.Node.execute(Node.java:339)
  | 	at org.jbpm.graph.def.Node.enter(Node.java:319)
  | 	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.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Node_$$_javassist_51.enter(Node_$$_javassist_51.java)
  | 	at org.jbpm.graph.def.Transition.take(Transition.java:151)
  | 	at org.jbpm.graph.def.Node.leave(Node.java:394)
  | 	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.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Node_$$_javassist_51.leave(Node_$$_javassist_51.java)
  | 	at org.jbpm.graph.exe.Token.signal(Token.java:195)
  | 	at org.jbpm.graph.exe.Token.signal(Token.java:140)
  | 	at com.ecebs.sample.SessionBean.signal(SessionBean.java:158)
  | 	at com.ecebs.sample.SessionBean.signalProcess(SessionBean.java:82)
  | 	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.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:112)
  | 	at org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:166)
  | 	at org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:79)
  | 	at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:191)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:95)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
  | 	at org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:110)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:46)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessContainer.dynamicInvoke(StatelessContainer.java:304)
  | 	at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:106)
  | 	at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82)
  | 	at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:769)
  | 	at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:573)
  | 	at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:373)
  | 	at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:166)
  | 	at org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:163)
  | 	at org.jboss.remoting.Client.invoke(Client.java:1634)
  | 	at org.jboss.remoting.Client.invoke(Client.java:548)
  | 	at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:62)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:67)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:53)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:74)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:107)
  | 	at $Proxy0.signalProcess(Unknown Source)
  | 	at com.ecebs.test.HopsPrototypeTest.sendSignals(HopsPrototypeTest.java:165)
  | 	at com.ecebs.test.HopsPrototypeTest.<init>(HopsPrototypeTest.java:63)
  | 	at com.ecebs.test.HopsPrototypeTest.main(HopsPrototypeTest.java:208)
  | 	at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:74)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:67)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:53)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:74)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:107)
  | 	at $Proxy0.signalProcess(Unknown Source)
  | 	at com.ecebs.test.HopsPrototypeTest.sendSignals(HopsPrototypeTest.java:165)
  | 	at com.ecebs.test.HopsPrototypeTest.<init>(HopsPrototypeTest.java:63)
  | 	at com.ecebs.test.HopsPrototypeTest.main(HopsPrototypeTest.java:208)
  | Caused by: java.lang.IllegalArgumentException: attempt to create create event with null entity
  | 	at org.hibernate.event.PersistEvent.<init>(PersistEvent.java:24)
  | 	at org.hibernate.event.PersistEvent.<init>(PersistEvent.java:17)
  | 	at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:592)
  | 	at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:596)
  | 	at org.hibernate.ejb.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:212)
  | 	at org.jboss.ejb3.entity.TransactionScopedEntityManager.persist(TransactionScopedEntityManager.java:182)
  | 	at com.ecebs.sample.JPAHelper.persist(JPAHelper.java:39)
  | 	at com.ecebs.sample.action.ProcessISAMIdActionHandler.execute(ProcessISAMIdActionHandler.java:40)
  | 	at org.jbpm.graph.def.Action.execute(Action.java:122)
  | 	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.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Action_$$_javassist_65.execute(Action_$$_javassist_65.java)
  | 	at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:264)
  | 	at org.jbpm.graph.def.Node.execute(Node.java:339)
  | 	at org.jbpm.graph.def.Node.enter(Node.java:319)
  | 	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.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Node_$$_javassist_51.enter(Node_$$_javassist_51.java)
  | 	at org.jbpm.graph.def.Transition.take(Transition.java:151)
  | 	at org.jbpm.graph.def.Node.leave(Node.java:394)
  | 	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.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.invoke(JavassistLazyInitializer.java:173)
  | 	at org.jbpm.graph.def.Node_$$_javassist_51.leave(Node_$$_javassist_51.java)
  | 	at org.jbpm.graph.exe.Token.signal(Token.java:195)
  | 	at org.jbpm.graph.exe.Token.signal(Token.java:140)
  | 	at com.ecebs.sample.SessionBean.signal(SessionBean.java:158)
  | 	at com.ecebs.sample.SessionBean.signalProcess(SessionBean.java:82)
  | 	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.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:112)
  | 	at org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:166)
  | 	at org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:79)
  | 	at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:191)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:95)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
  | 	at org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:110)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:46)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
  | 	at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | 	at org.jboss.ejb3.stateless.StatelessContainer.dynamicInvoke(StatelessContainer.java:304)
  | 	at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:106)
  | 	at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82)
  | 	at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:769)
  | 	at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:573)
  | 	at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:373)
  | 	at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:166)

happens when I call

childToken.signal()

in method

private void signal(ProcessInstance instance, String transitionName) {
  |         if (log.isDebugEnabled()) {
  |             log.debug("inside signal(instance, transitionName = " + transitionName + ")");
  |         }
  |         
  |         log.info("Current node is " + instance.getRootToken().getNode());
  |         Token rootToken = instance.getRootToken();
  |         
  |         if (rootToken.hasActiveChildren()) {
  |             Map<?, ?> children = rootToken.getActiveChildren();
  |             if (children.containsKey(transitionName)) {
  |                 Token childToken = (Token) children.get(transitionName);
  |                 childToken.signal();                
  |             } else {
  |                 String msg = "Root Token does not contain, " + transitionName;
  |                 log.debug(msg);
  |                 throw new RuntimeException(msg);
  |             }
  |         } else {
  |             rootToken.signal();
  |         }
  |         debugState(transitionName, instance);
  |     }
  | 

hopefully this is enough info for someone to help me, I was hoping it was an issue seen many times before however could not find it anywhere on the forums, or beyond!

View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4155690#4155690

Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4155690



More information about the jboss-user mailing list