Well, yes, you need to deploy the MDB in an ejb-jar, so and EAR deployment is the easiest way to achieve that. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4065030#4065030 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4065030