Nelze nahrát OpenGL

Zdravím vás. Můj problém se týká všech her s náročnější grafikou. Začal když jsem přeinstaloval win xp. Když spustím hru párkrát to blikne a pak se objeví konzole s textem (viz. níže). Děkuji za radu.

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18344 files in pk3 files
execing default.cfg
execing menu.cfg
execing newconfig.cfg
Config: unnamedsoldier.cfg
couldn't exec configs/unnamedsoldier.cfg
execing safemode.cfg
couldn't exec localized.cfg
execing autoexec.cfg
Unknown command "fov"
couldn't exec custom.cfg
...detecting CPU, found AMD w/ 3DNow!

------- Input Initialization -------
Initializing DirectInput...
Couldn't set DI coop level
Falling back to Win32 mouse support...
------- Input Initialization Complete ------- 55
You are now setup for easy mode.
----- Client Initialization -----
Called FadeSound with: 0.000000
----- Initializing Renderer ----
----- R_Init -----
Initializing OpenGL subsystem
...initializing QGL
...calling LoadLibrary( 'C:\WINDOWS\system32\opengl32.dll' ): succeeded
...setting mode 3: 640 480 FS
...using colorsbits of 16
...calling CDS: ok
...registered window class
...created window@0,0 (640x480)
Initializing OpenGL driver
...getting DC: succeeded
...GLW_ChoosePFD( 16, 16, 0 )
...23 PFDs found
...GLW_ChoosePFD failed
...GLW_ChoosePFD( 16, 16, 0 )
...23 PFDs found
...GLW_ChoosePFD failed
...failed to find an appropriate PIXELFORMAT
...restoring display settings
...WARNING: could not set the given mode (3)
...shutting down QGL
...unloading OpenGL DLL
...assuming '3dfxvgl' is a standalone driver
...initializing QGL
...WARNING: missing Glide installation, assuming no 3Dfx available
...shutting down QGL
GLW_StartOpenGL() - could not load OpenGL subsystem