For people who've recently had a problem with visual studio where it says: "application cannot start" Turns out that there is a bug in msxml 4.0 beta install and it corrupts the system state - see: http://support.microsoft.com/default.aspx?scid=kb;en-us;Q306905 If you are installing Nate's Juice application or other apps that use msxml you may need to apply the above fix. - a