Oh, my JBoss Eclipse IDE version is 2.0 beta, but not 1.6 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3979879#3979879 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3979879