Sorry, I had not pasted the complete jboss.xml file. This is the part for userSession:- <ejb-name>ejb/userSession</ejb-name> <local-jndi-name>ejb/userSession</local-jndi-name> <!-- <destination-jndi-name>queue/SystemQueue</destination-jndi-name>--> <resource-ref> <res-ref-name>queue/SystemQueue</res-ref-name> <jndi-name>queue/SystemQueue</jndi-name> </resource-ref> View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4049434#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...