It appears that the EJB 2 deployer is picking up your jar file. What is the contents of the jar file? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4028446#4028446 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4028446