When i used code as the follow,i got WARN [org.jboss.cache.CacheImpl.JBossCache-Cluster] - node /__JBossInternal__/__RefMap__/___JBossInternal___User_151__ID__5c4o34-7432bj-fkailpco-1-fkait9qo-1ow not found | User uInCache = cacheManager.getUser(uid); | uInCache.getDepartment().getUsers().remove(uInCache) | uInCache and uInCache.department all has put into the pojocache,All users and departments has put into the pojocache,and uInCache.department.users is a list that have some uInCaches store in it. how can i resolve this warn? thks for any help View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4172204#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...