thanks! the newest version designer-1.0.0.053-jboss.war did the trick. cheers. -- View this message in context: http://drools.46999.n3.nabble.com/installing-oryx-designer-with-guvnor-5-2-on-win2003-as4-2-3-tp3228131p3229096.html Sent from the Drools: User forum mailing list archive at Nabble.com.