Call of Duty - United Offensive problem help me

[jose3]

i have already do that and the game dont begin

the problem write :

be read
Sound file 'sound/vehicles/turret_end_01.wav' not found
WARNING: loaded sound file 'sound/vehicles/turret_end_01.wav' couldn't be read
Sound file 'sound/vehicles/crashes/gate_crash.wav' not found
WARNING: loaded sound file 'sound/vehicles/crashes/gate_crash.wav' couldn't be read
----- CL_Shutdown -----
RE_Shutdown( 1 )
Shutting down OpenGL subsystem
...wglMakeCurrent( NULL, NULL ): success
...deleting GL context: success
...releasing DC: success
...destroying window
...resetting display
...shutting down QGL
...unloading OpenGL DLL
-----------------------
Hunk_Clear: reset the hunk ok
3 sound file(s) are missing or in a bad format


i think is the openGL but what can i do???