@EJB is the ejb3 dependency injection mechanism, @In is the Seam injection mechanism. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4097768#4097768 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4097768