Try jboss.jca:name=XXX,service=ManagedConnectionPool where XXX is the JDNI name of your data source. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4160696#4160696 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4160696