Have you got a unit test that recreates this? One that works on the cache directly, rather than the MBean? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4025054#4025054 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4025054