Do you have EJBs in the component JAR? If so, register it as an EJB module in the application.xml View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4121608#4121608 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4121608