"twistah" wrote : Thanks Tim. However my problem seems different. | I get this stacktrace not only on deploy, but every 3-4 seconds. It really fills my logs. Even though Im running a cluster, my ClusterRouterFactory parameter is set to DefaultRouterFactory, not RoundRobinRouterFactory as in the Jira issue. | | Just to confirm. Is this the same issue? If yes, should I worry ? How can I get rid of it ? I think this is the same issue, it was fixed in 1.4.0.CR1 See http://jira.jboss.com/jira/browse/JBMESSAGING-985 1.4.0.GA will be out fairly soon. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4067753#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...