Do you really mean the ids are different - if the ids are different then you won't get the objects selected. Do you mean the hashcode - in which case, yes, the session scope is probably the problem and nickaris's solution is probably correct - either that or follow the pattern i documented on the wiki for managing entities in scopes longer than conversation View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4094813#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...