ok, I've found the problem, after I installed EJB3.0-RC9 problem 'Not Implemented' disappeared. Bye Dalibor View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3980067#3980067 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3980067