Killing floor issue

[!EpIc fAiL!]

ok so i changed some of the graphics options and i went to play it today and got this error message Build UT2004_Build_[2004-11-11_10.48]

OS: Windows NT 6.0 (Build: 6002)
CPU: GenuineIntel PentiumPro-class processor @ 2161 MHz with 2047MB RAM
Video: No Video

General protection fault!

History: UWindowsViewport::TryRenderDevice <- UWindowsViewport:: OpenWindow <- UGameEngine::Init <- InitEngine <- FMallocWindows::Free <- FMallocWindows::Free


i tried reinstalling and it does the same thing.

 

[SotilasSissi]

Try to do the "Verify integrity of the game cache". Maybe steam installation left some files, and they are missing now