Here is part of the error message: Warning: The message driven bean must declare one onMessage() method. And you stated your MDBs implement: protected abstract Object handleMessage(Message msg) ; (By the way, use the 'code' tags when posting XML text - select the text and click the Code button above the editor window) What version of EJB? 2.x or 3.0? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4249509#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...