You should not. On the surface, it looks simple corss referencing to me. Which version of JBossCache you use? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3984023#3984023 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3984023