you need to use the java:/JmsXA connection factory, have a llook at the MDB examples shipped with JBM 1.4 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4196277#4196277 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4196277