Thanks for the reply. I've tried two graphics cards. The nvidia GTX580 and the ATI x850xt. The ATI card is the oldest card I have at the moment. Both exhibit the issue. I played through the game using software mode and, as far as I could tell, those were the only two instances of the issue. Other …

I've recently played through Half-Life WON v1.0.1.6 on my Intel Quad Core/Windows XP machine. With the exception of one bizarre issue, it worked perfectly from start to finish. The problem occurs in two locations: the trash compactor in Apprehension and the flooded machine room in Power Up. During …