3 Replies Latest reply on May 16, 2006 9:18 PM by kindy_wu

    some problem in seam's messages example

    kindy_wu May 16, 2006 3:48 AM

      I delete the message item by the db tool and expect to catch the OptimisticLockException in my code. but failed ,who can't tell me what's matter.thanks!!
      try
      {
      em.remove(message);
      }
      catch(Throwable e)
      {
      System.out.print("error");
      return null;
      }

      Sysetm.out.println("pass");

      result ouput:

      15:41:15,437 INFO [STDOUT] pass

      5:41:19,156 ERROR [AbstractBatcher] Exception executing batch:
      org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1
      at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)

      15:41:30,328 ERROR [AbstractFlushingEventListener] Could not synchronize database state with session
      org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1

      15:41:30,343 ERROR [[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception
      javax.faces.FacesException: Error calling action method of component with id _id0:_id2_1:_id13

      Caused by: javax.faces.el.EvaluationException: Exception while invoking expression #{messageManager.delete}
      at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:153)

      Caused by: java.lang.RuntimeException: org.jboss.tm.JBossRollbackException: Unable to commit, tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=kindy/16, BranchQual=, localId=16] status=STATUS_NO_TRANSACTION; - nested throwable: (javax.persistence.OptimisticLockException: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1)
      at org.jboss.aspects.tx.TxPolicy.handleEndTransactionException(TxPolicy.java:198)

      Caused by: javax.persistence.OptimisticLockException: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1
      at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:546)

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        • 1. Re: some problem in seam's messages example
          kindy_wu May 16, 2006 3:51 AM (in response to kindy_wu)

          and more ,how can i can ejb EntityManager's exception ,it seem throw nothing

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          • 2. Re: some problem in seam's messages example
            gavin.king
            gavin.king May 16, 2006 11:52 AM (in response to kindy_wu)

            Please post the _full_ stacktraces.

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            • 3. Re: some problem in seam's messages example
              kindy_wu May 16, 2006 9:18 PM (in response to kindy_wu)

              thanks
              i use seam 1.0.0.CR2 and Jboss AS 4.0.4.CR2

              jboss console log output:
              09:14:29,796 ERROR [AbstractBatcher] Exception executing batch:
              org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1
              at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
              at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
              at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
              at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
              at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
              at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
              at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
              at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
              at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:988)
              at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:337)
              at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:473)
              at org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1488)
              at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1107)
              at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:321)
              at org.jboss.aspects.tx.TxPolicy.endTransaction(TxPolicy.java:175)
              at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:87)
              at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:192)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.stateful.StatefulInstanceInterceptor.invoke(StatefulInstanceInterceptor.java:81)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:78)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.stateful.StatefulContainer.localInvoke(StatefulContainer.java:199)
              at org.jboss.ejb3.stateful.StatefulLocalProxy.invoke(StatefulLocalProxy.java:98)
              at $Proxy185.delete(Unknown Source)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
              at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
              at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
              at java.lang.reflect.Method.invoke(Method.java:585)
              at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:129)
              at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63)
              at javax.faces.component.UICommand.broadcast(UICommand.java:106)
              at javax.faces.component.UIData.broadcast(UIData.java:338)
              at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:90)
              at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:164)
              at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:316)
              at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
              at javax.faces.webapp.FacesServlet.service(FacesServlet.java:106)
              at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
              at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
              at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
              at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
              at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
              at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
              at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
              at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:54)
              at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:174)
              at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
              at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
              at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
              at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
              at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
              at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
              at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
              at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
              at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
              at java.lang.Thread.run(Thread.java:595)
              09:14:29,890 ERROR [AbstractFlushingEventListener] Could not synchronize database state with session
              org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1
              at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
              at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
              at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
              at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
              at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
              at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
              at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
              at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
              at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:988)
              at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:337)
              at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:473)
              at org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1488)
              at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1107)
              at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:321)
              at org.jboss.aspects.tx.TxPolicy.endTransaction(TxPolicy.java:175)
              at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:87)
              at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:192)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.stateful.StatefulInstanceInterceptor.invoke(StatefulInstanceInterceptor.java:81)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:78)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.stateful.StatefulContainer.localInvoke(StatefulContainer.java:199)
              at org.jboss.ejb3.stateful.StatefulLocalProxy.invoke(StatefulLocalProxy.java:98)
              at $Proxy185.delete(Unknown Source)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
              at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
              at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
              at java.lang.reflect.Method.invoke(Method.java:585)
              at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:129)
              at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63)
              at javax.faces.component.UICommand.broadcast(UICommand.java:106)
              at javax.faces.component.UIData.broadcast(UIData.java:338)
              at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:90)
              at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:164)
              at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:316)
              at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
              at javax.faces.webapp.FacesServlet.service(FacesServlet.java:106)
              at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
              at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
              at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
              at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
              at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
              at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
              at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
              at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:54)
              at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:174)
              at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
              at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
              at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
              at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
              at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
              at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
              at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
              at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
              at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
              at java.lang.Thread.run(Thread.java:595)
              09:14:29,921 ERROR [[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception
              javax.faces.FacesException: Error calling action method of component with id _id0:_id2_1:_id13
              at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:74)
              at javax.faces.component.UICommand.broadcast(UICommand.java:106)
              at javax.faces.component.UIData.broadcast(UIData.java:338)
              at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:90)
              at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:164)
              at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:316)
              at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
              at javax.faces.webapp.FacesServlet.service(FacesServlet.java:106)
              at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
              at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
              at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
              at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
              at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
              at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
              at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
              at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:54)
              at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:174)
              at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
              at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
              at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
              at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
              at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
              at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
              at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
              at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
              at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
              at java.lang.Thread.run(Thread.java:595)
              Caused by: javax.faces.el.EvaluationException: Exception while invoking expression #{messageManager.delete}
              at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:153)
              at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63)
              ... 26 more
              Caused by: java.lang.RuntimeException: org.jboss.tm.JBossRollbackException: Unable to commit, tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=kindy/15, BranchQual=, localId=15] status=STATUS_NO_TRANSACTION; - nested throwable: (javax.persistence.OptimisticLockException: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1)
              at org.jboss.aspects.tx.TxPolicy.handleEndTransactionException(TxPolicy.java:198)
              at org.jboss.aspects.tx.TxPolicy.endTransaction(TxPolicy.java:180)
              at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:87)
              at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:192)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.stateful.StatefulInstanceInterceptor.invoke(StatefulInstanceInterceptor.java:81)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:78)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
              at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98)
              at org.jboss.ejb3.stateful.StatefulContainer.localInvoke(StatefulContainer.java:199)
              at org.jboss.ejb3.stateful.StatefulLocalProxy.invoke(StatefulLocalProxy.java:98)
              at $Proxy185.delete(Unknown Source)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
              at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
              at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
              at java.lang.reflect.Method.invoke(Method.java:585)
              at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:129)
              ... 27 more
              Caused by: org.jboss.tm.JBossRollbackException: Unable to commit, tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=kindy/15, BranchQual=, localId=15] status=STATUS_NO_TRANSACTION; - nested throwable: (javax.persistence.OptimisticLockException: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1)
              at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:369)
              at org.jboss.aspects.tx.TxPolicy.endTransaction(TxPolicy.java:175)
              ... 48 more
              Caused by: javax.persistence.OptimisticLockException: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1
              at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:546)
              at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:482)
              at org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1488)
              at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1107)
              at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:321)
              ... 49 more
              Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1
              at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
              at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
              at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
              at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
              at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
              at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
              at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
              at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
              at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:988)
              at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:337)
              at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:473)
              ... 52 more


              firefox output:
              HTTP Status 500 -

              type Exception report

              message

              description The server encountered an internal error () that prevented it from fulfilling this request.

              exception

              javax.servlet.ServletException: Error calling action method of component with id _id0:_id2_1:_id13
              javax.faces.webapp.FacesServlet.service(FacesServlet.java:121)
              org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)

              root cause

              javax.faces.FacesException: Error calling action method of component with id _id0:_id2_1:_id13
              org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:74)
              javax.faces.component.UICommand.broadcast(UICommand.java:106)
              javax.faces.component.UIData.broadcast(UIData.java:338)
              javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:90)
              javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:164)
              org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:316)
              org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
              javax.faces.webapp.FacesServlet.service(FacesServlet.java:106)
              org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)

              note The full stack trace of the root cause is available in the Apache Tomcat/5.5.16 logs.
              Apache Tomcat/5.5.16

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