[jBPM4] Error while creating processinstance having timers
rams.rapol Jul 9, 2009 8:54 AMHi,
I'm able to deploy below process definition but fails why creating process instance out of it. Transaction seems to be null.
<?xml version="1.0" encoding="UTF-8"?> <process name="JobExecutor" xmlns="http://jbpm.org/4.0/jpdl"> <start g="19,50,48,48"> <transition to="guardedWait1"/> </start> <task name="guardedWait1" g="98,46,127,52"> <transition name="go on" to="next step" g="-16,-17"/> <transition name="timeout" to="guardedWait2" g="-43,-16"> <timer duedate="3 minutes"/> </transition> </task> <task name="guardedWait2" g="98,46,127,52"> <on event="timeout"> <timer duedate="5 minutes"/> <event-listener class="test.TaskEscalateHandler"/> </on> <transition name="go on" to="next step" g="-16,-17"/> </task> <end name="next step" g="283,46,83,53"/> </process>
Error
java.lang.NullPointerException at org.jbpm.pvm.internal.jobexecutor.JobExecutorTimerSession.schedule(JobExecutorTimerSession.java:58) at org.jbpm.pvm.internal.job.TimerImpl.schedule(TimerImpl.java:68) at org.jbpm.pvm.internal.model.ScopeInstanceImpl.initializeTimers(ScopeInstanceImpl.java:311) at org.jbpm.pvm.internal.model.ExecutionImpl.createScope(ExecutionImpl.java:245) at org.jbpm.pvm.internal.model.op.TransitionStartActivity.perform(TransitionStartActivity.java:82) at org.jbpm.pvm.internal.model.ExecutionImpl.performAtomicOperationSync(ExecutionImpl.java:625) at org.jbpm.pvm.internal.model.ExecutionImpl.performAtomicOperation(ExecutionImpl.java:585) at org.jbpm.pvm.internal.model.ExecutionImpl.start(ExecutionImpl.java:198) at org.jbpm.pvm.internal.cmd.StartProcessInstanceInLatestCmd.execute(StartProcessInstanceInLatestCmd.java:64) at org.jbpm.pvm.internal.cmd.StartProcessInstanceInLatestCmd.execute(StartProcessInstanceInLatestCmd.java:37) at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42) at org.jbpm.pvm.internal.spring.CommandTransactionCallback.doInTransaction(CommandTransactionCallback.java:50) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:128) at org.jbpm.pvm.internal.tx.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:76) at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:54) at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:55) at org.jbpm.pvm.internal.svc.ExecutionServiceImpl.startProcessInstanceByKey(ExecutionServiceImpl.java:69)
I do have jboexecutor defined in my jbpm.cfg.xml
<import resource="jbpm.jobexecutor.cfg.xml"/>
I may be missing something really simple here...any pointers?
Thanks