Ah. Ugh. I needed to catch NCDFE for other reasons, but it also swallows a missing javassist. Thanks. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3991669#3991669 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3991669