Yes, this is a problem at the JVM level on windows. Usually, it resolves itself by restarting the AS. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4048269#4048269 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4048269