не запускается Killing Floor, лицензия

Build UT2004_Build_[2004-11-11_10.48]

OS: Windows NT 6.1 (Build: 7601)
CPU: GenuineIntel PentiumPro-class processor @ 3400 MHz with 4095MB RAM
Video: No Video

General protection fault!

History: UWindowsViewport::TryRenderDevice