What about if you add parentDomain="DefaultDomain" to the esb.deployer's jboss-classloading.xml? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4249420#4249420 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4249420