"gavin.king(a)jboss.com" wrote : This problem occurred due to a workaround in Seam for a bug in MyFaces prior to 1.1.3. The workaround broke Seam as soon as MyFaces fixed the bug. There is now a configuration parameter that allows Seam to work with both releases of MyFaces: | | org.jboss.seam.core.init.myFacesLifecycleBug=true|false Thanks you Gavin, it works for me with myfaces 1.1.4-SNAPSHOT, and tomahawk 1.1.5-SNAPSHOT (they are the actual nightly builds in myfaces m2 snapshot repository) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3965389#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...