GLW_StartOpenGL() - could not load OpenGL sub

moi c exactement le memme probleme j'ai voulu changer la definition apres g desienstaller et reinstaller sa ne marchait tjs pas dc je l'ai retelecharger mais cela affiche toujours la memme chose :
ioQ3 1.35urt win-x86 Dec 20 2007
----- FS_Startup -----
Going through search path...

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18730 files in pk3 files
execing default.cfg
execing q3config.cfg
execing autoexec.cfg
Hunk_Clear: reset the hunk ok
...detecting CPU, found AMD w/ 3DNow!
----- Client Initialization -----
----- Initializing Renderer ----
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QKEY found.
----- Client Initialization Complete -----
----- R_Init -----
Initializing OpenGL subsystem
...initializing QGL
...calling LoadLibrary( 'C:\Windows\system32\opengl32.dll' ): succeeded
...setting mode 9: 1600 1200 FS
...using colorsbits of 32
...calling CDS: failed, bad mode
...trying next higher resolution: failed, bad mode
...restoring display settings
...registered window class
...created window@3,22 (1606x1226)
Initializing OpenGL driver
...getting DC: succeeded
...GLW_ChoosePFD( 32, 24, 8 )
...125 PFDs found
...hardware acceleration found
...PIXELFORMAT 9 selected
...creating GL context: succeeded
...making context current: succeeded
...WARNING: fullscreen unavailable in this mode
...setting mode 9: 1600 1200 FS
...using colorsbits of 16
...calling CDS: failed, bad mode
...trying next higher resolution: failed, bad mode
...restoring display settings
...window already present, CreateWindowEx skipped
Initializing OpenGL driver
...WARNING: fullscreen unavailable in this mode
...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
----- CL_Shutdown -----
RE_Shutdown( 1 )
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GLW_StartOpenGL() - could not load OpenGL subsystem