Yes you are right that if a subprocess is ended it will take due care to notify the parent but how about multiple subprocesses? In case of multiple subprocesses each one signals the parent and that creates a problem. Luckily I figured out the way but there is one more problem. Here is the business scenario see if you can help: View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4243271#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...