When I tried to have a actionHandler inside the timer It throws the following exception: org.jbpm.graph.def.DelegationException at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:382) 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.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157) at org.jbpm.graph.def.ProcessDefinition$$EnhancerByCGLIB$$b2e1ca8f.raiseException() at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:373) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:276) 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.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157) at org.jbpm.graph.node.State$$EnhancerByCGLIB$$993b01f9.executeAction() at org.jbpm.job.Timer.execute(Timer.java:56) 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.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157) at org.jbpm.job.Job$$EnhancerByCGLIB$$e4a64402.execute() at org.jbpm.job.executor.JobExecutorThread.executeJob(JobExecutorThread.java:173) at org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:64) Caused by: java.lang.NullPointerException at org.jbpm.graph.def.Action.execute(Action.java:122) 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.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157) at org.jbpm.graph.def.Action$$EnhancerByCGLIB$$cc035953.execute() at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:259) ... 15 more View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4218695#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...