"timfox" wrote : javax.jms.InvalidDestinationException: Destination is not an instance of SpyDestination JBossQueue[t | estQueue] | | | SpyDestination is a JBossMQ class, not JBoss Messaging. | | You are probably trying to use a JBossMQ client to talk to JBoss Messaging. | | I suspect you haven't uninstalled JBossMQ. My client is in default instance.so how to uninstalled JBossMQ.?? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3994226#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...