Thanks the problem was the text-2.0.x.jar missing in the JBoss AS sever/default/lib folder. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4085006#4085006 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4085006