Hi! We've got the same problem. How to deploy EJB 2.1 and EJB 3.0 (mixed mode) packed in the same jar on JBoss 4.2GA ? Marcin View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4086536#4086536 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4086536