Hi all! I tryed seam on jboss but got the following exception: java.lang.NoClassDefFoundError: javax/persistence/Entity How to solve this? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3994247#3994247 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3994247