Here is a good one. After installing the admin pak for Server 2003 some of the snap ins do not work. That is because some of the dll's are not registered. Here is the fix. http://windowsconnected.com/blogs/joshs_blog/archive/2006/11/21/installing-the-windows-2003-administrator-tools-on-windows-vista-rtm.aspx After doing this you can now run AD Users and Computers snap in correctly. -- Jim Kenzig Microsoft MVP - Terminal Services http://www.thinhelp.com Citrix Technology Professional CEO The Kenzig Group http://www.kenzig.com Blog: http://www.techblink.com