3 Replies Latest reply on Sep 21, 2012 12:30 AM by chandrasachin16

    jBPM: Could not start transaction when clicked on "Group Tasks" menu

    shekhar g Newbie

      Hi,

       

      I get following exception in the log when clicked on "Group Tasks" sub-menu under "Tasks" menu on jbpm-console. Any help in resolving this issue will be appreciated.

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

       

      INFO [stdout] (Thread-21) Hibernate: select user0_.id as id8_0_ from OrganizationalEntity user0_ where user0_.id=? and user0_.DTYPE='User'

       

      12:14:31,193 ERROR [stderr] (http--127.0.0.1-8080-3)

      java.lang.RuntimeException: Command QueryTasksOwnedWithParticularStatus faild due to Could not start transaction.. Please contact task server administrator.

       

      12:14:31,193 ERROR [stderr] (http--127.0.0.1-8080-3) at org.jbpm.task.service.TaskServerHandler.messageReceived(

       

      12:14:31,193 ERROR [stderr] (http--127.0.0.1-8080-3) at org.jbpm.task.service.hornetq.BaseHornetQTaskServer.run(

      BaseHornetQTaskServer.java:85)

       

      12:14:31,193 ERROR [stderr] (http--127.0.0.1-8080-3) at java.lang.Thread.run(Unknown Source)

       

      12:14:31,203 ERROR [stderr] (Thread-21)

      java.lang.RuntimeException: Could not start transaction.

       

      12:14:31,203 ERROR [stderr] (Thread-21) at org.jbpm.task.service.persistence.TaskPersistenceManager.queryWithParametersInTransaction(

      TaskPersistenceManager.java:278)

       

      12:14:31,203 ERROR [stderr] (Thread-21) at org.jbpm.task.service.persistence.TaskPersistenceManager.queryWithParametersInTransaction(

      TaskPersistenceManager.java:285)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.jbpm.task.service.TaskServiceSession.getTasksAssignedAsPotentialOwnerByStatusByGroup(

      TaskServiceSession.java:1040)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.jbpm.task.service.TaskServerHandler.messageReceived(

      TaskServerHandler.java:356)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.jbpm.task.service.hornetq.HornetQTaskServerHandler.messageReceived(

      HornetQTaskServerHandler.java:44)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.jbpm.task.service.hornetq.BaseHornetQTaskServer.run(

      BaseHornetQTaskServer.java:85)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at java.lang.Thread.run(Unknown Source)

       

      12:14:31,204 ERROR [stderr] (Thread-21) Caused by:

      java.lang.NullPointerException

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.drools.persistence.jta.JtaTransactionManager.getStatus(

      JtaTransactionManager.java:205)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.jbpm.task.service.persistence.TaskJTATransactionManager.getStatus(

      TaskJTATransactionManager.java:63)

       

      12:14:31,204 ERROR [stderr] (Thread-21) at org.jbpm.task.service.persistence.TaskJTATransactionManager.begin(

      TaskJTATransactionManager.java:36)

       

      12:14:31,205 ERROR [stderr] (Thread-21) at org.jbpm.task.service.persistence.TaskPersistenceManager.beginTransaction(

      TaskPersistenceManager.java:87)

       

      12:14:31,205 ERROR [stderr] (Thread-21) at org.jbpm.task.service.persistence.TaskPersistenceManager.queryWithParametersInTransaction(

      TaskPersistenceManager.java:260)

       

      12:14:31,205 ERROR [stderr] (Thread-21) ... 6 more

       

      12:14:31,207 ERROR [stderr] (Thread-35) Exception in thread "Thread-35"

      java.lang.RuntimeException: Client Exception with class class org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1 using port 5445

       

      12:14:31,207 ERROR [stderr] (Thread-35) at org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1.run(

      HornetQTaskClientConnector.java:134)

       

      12:14:31,207 ERROR [stderr] (Thread-35) at java.lang.Thread.run(Unknown Source)

       

      12:14:31,207 ERROR [stderr] (Thread-35) Caused by:

      java.lang.NullPointerException

       

      12:14:31,207 ERROR [stderr] (Thread-35) at org.jbpm.task.service.TaskClientHandler.messageReceived(

      TaskClientHandler.java:62)

       

      12:14:31,207 ERROR [stderr] (Thread-35) at org.jbpm.task.service.hornetq.HornetQTaskClientHandler.messageReceived(

      HornetQTaskClientHandler.java:56)

       

      12:14:31,208 ERROR [stderr] (Thread-35) at org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1.run(

      HornetQTaskClientConnector.java:120)

       

      12:14:31,208 ERROR [stderr] (Thread-35) ... 1 more

       

      12:14:31,850 INFO [stdout] (http--127.0.0.1-8080-7) INFO 17-08 12:14:31,849 (

      DemoAuthenticator.java:authenticate:65) Demo login for user (admin) succeeded.

      TaskServerHandler.java:665)

       

      12:14:31,193 ERROR [stderr] (http--127.0.0.1-8080-3) at org.jbpm.task.service.hornetq.HornetQTaskServerHandler.messageReceived(

      HornetQTaskServerHandler.java:44)