NT Compatible http://www.ntcompatible.com/index.php Last 20 items on NT Compatible Esselbach Storyteller CMS System Quake II Mission Packs 1 + 2 (3) http://www.ntcompatible.com/Quake_II_Mission_Packs_1__2_c11730.html This product has been tested on the following operating systems: Windows XP and has a average rating of 3<br /><br />The last rating (1) has been submitted on 2008-08-29 11:03:42 by Anonymous running Windows XP:<br />I have been able to run Quake II the full game on any operating systme I try to install it on. I cant however get either addon The Reckoning or Ground Zero to even install on XP? Can anybody else tell me how to fix this. It has something to do with the scripting needed to install the game but I know no more details than that.