Sorry I've had to leave my office yesterday. anonymous wrote : Have you followed all the steps porting to 2.0, like eliminate Ajax4JSF Filter in web.xml, I used seam-gen (setup then generate entities) to create from nothing. anonymous wrote : If you can submit a simple test case to JIRA I can look at it. Ok. I Try to do this. I'm not the only one facing this issue : http://www.jboss.com/index.html?module=bb&op=viewtopic&t=112236 Thanks for your help. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4059023#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...