RTCW No Disk Help

[ptbnb]

I've tried copying the No CD crack into my Return to Castle Wolfenstein file but when I run the exe file it seems to start up okay then it stops and I get the following error message. Anybody know how to fix it?

Initializing OpenGL driver
...getting DC: succeeded
...GLW_ChoosePFD( 16, 16, 0 )
...35 PFDs found
...GLW_ChoosePFD failed
...GLW_ChoosePFD( 16, 16, 0 )
...35 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
...calling LoadLibrary( 'C:\windows\System32\3dfxvgl.dll' ): failed
...shutting down QGL
----- CL_Shutdown -----
RE_Shutdown( 1 )
-----------------------
GLW_StartOpenGL() - could not load OpenGL subsystem