Hi , Here are the steps I think of . Yes you have use the JbpmConfiguration static JbpmConfiguration jbpmConfiguration = JbpmConfiguration.getInstance(); JbpmContext jbpmContext = jbpmConfiguration.createJbpmContext(); put the jbpmContext.setSession(..) , you need to set I think of it should be your hibernate session TaskInstance taskInstance = jbpmContext.loadTaskInstanceForUpdate(taskInstanceId); taskInstance.setActorId(actorId); Thanks arjakki View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3957536#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...