In my opinion,single task will do all the work(e.g:setActors,)in the task-node,When will you use multi-task? Sorry,my english isn't well View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4073784#4073784 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4073784