Tried verifying your game cache files?
Posted by Ski
Just a FYI, I am having a problem with the pl_frontier map. I have flickering textures I am running Windows 7 beta. I dont have this happen when I run Vista. I have posted pick so you can see what I am getting. http://s378.photobucket.com/albums/oo221/Z_Ski/Screen%20Shots/ plaese ad my to your steam account. [Z]Ski