The exception should be available in org.jboss.seam.handledException, you should be able to get the full stack trace from there. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4125515#4125515 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4125515