A search in the forum of the term "setProperty must be overridden by all subclasses of SOAPMessage" should have resulted in many forum posts that already cover this topic. Typically, the problem is that you are using JDK 6 (which you are), but you downloaded the JDK 5 variant of the JBoss AS binary - downloading the JDK 6 variant should fix this. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4253636#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...