I managed to solve the problem downloading the version jdk1.5.0_12 and again setting the environment variables : D View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4174402#4174402 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4174402