Also, the JmsXA will return a XAConnectionFactory. Are you starting a Tx but not committing? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4035929#4035929 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4035929