Yes, I have used Jbosscache with WAS6 and hibernate. Could post any particular problem you are facing View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3997186#3997186 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3997186