That annotation comes from the JBoss EJB3 implementation. Try asking on the EJB3 forum. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4117129#4117129 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4117129