hi- when i redeploy async application i get the following error..

also is there a way to signal the once started repeating async method to stop nicely?

thanks.

     @Asynchronous
    public void process(@IntervalDuration Long interval);

03:12:22,054 ERROR [TimerImpl] Error invoking ejbTimeout
javax.ejb.EJBException: java.lang.NullPointerException
     at org.jboss.ejb3.tx.Ejb3TxPolicy.handleExceptionInOurTx(Ejb3TxPolicy.java:77)
     at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:83)
     at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:190)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.ejb3.tx.NullInterceptor.invoke(NullInterceptor.java:42)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.ejb3.security.Ejb3AuthenticationInterceptorv2.invoke(Ejb3AuthenticationInterceptorv2.java:80)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:41)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.ejb3.BlockContainerShutdownInterceptor.invoke(BlockContainerShutdownInterceptor.java:67)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java:67)
     at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
     at org.jboss.ejb3.stateless.StatelessContainer.callTimeout(StatelessContainer.java:249)
     at org.jboss.as.ejb3.timerservice.TimedObjectInvokerBridge.callTimeout(TimedObjectInvokerBridge.java:44)
     at org.jboss.ejb.txtimer.TimerImpl$TimerTaskImpl.run(TimerImpl.java:561)
     at java.util.TimerThread.mainLoop(Timer.java:512)
     at java.util.TimerThread.run(Timer.java:462)