Hi, I got this kind of error message recently. After "set JAVA_HOME=e:\app\JAVA5" and ant again, everything is ok! View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3967678#3967678 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3967678