What are them renamed into? Wait - yes, of course, I am eager to see a brand new Seam. But we try to use Seam in some kind of commercial development and merely cannot stop and sit sleeping. Luckily for us, ManagedEntity was broken and we got a local copy. Any way, it was rather unexpected to lose the class without any traces. And what was the difference between HibernateManagedEntity and ManagedEntity? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3976968#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...