Doom 3 help

[Ethan_Hunt]

hey guys my doom 3 is popping up with an error saying "couldn't load Default.cfg"
0 MHz Intel CPU with MMX & SSE & SSE2
128 MB System Memory
64 MB Video Memory
Winsock Initialized
Hostname: pc2
IP: 192.168.1.3
doom using MMX & SSE & SSE2 for SIMD processing
enabled Flush-To-Zero mode
enabled Denormals-Are-Zero mode
------ Initializing File System ------
Current search path:
D:\Games\Doom III/base
D:\Games\Doom III\base\pak002.pk4 (6120 files)
D:\Games\Doom III\base\game00.pk4 (2 files)
game DLL: 0x0 in pak: 0x0
file system initialized.
--------------------------------------
Unknown command 'vid_restart'
idRenderSystem::Shutdown()
Shutting down OpenGL subsystem
...shutting down QGL
Couldn't load default.cfg
Shutting down OpenGL subsystem
...shutting down QGL

Plzz tell me whats the deal. I have a geforce 2 Mx 400 with 64 Mb video ram and the direct X is also 9.0b.is there a prob with the open gl of my card or is the Mx series ain't compatible of running these games.

[Nemesis]

0 MHZ???? that seems 2 b ur problem....
kidding!! the minimum requirements say that u need a geforce 3 ti series card and 384MB system memory 2 run doom3. ur config does not meet these requirements my friend. u cant run doom3....