Also, as another path of testing try using the JTDS driver http://jtds.sourceforge.net/index.html View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3993153#3993153 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3993153