Call of Duty - World at War Problem

hi leute,
wollte heute mal wieder Call of duty zocken, aber wenn ich es starte kommt folgender fehler in der console:

----- Initializing Renderer ----
execing ragdoll.cfg from disk
----- Client Initialization -----
----- Client Initialization Complete -----
Trying SMP acceleration...
...succeeded.
----- R_Init -----
Getting Direct3D 9 interface...
Pixel shader version is 3.0
Vertex shader version is 3.0
Shader model 2.0 code path is available.
Shader model 3.0 code path is available.
Using Shader model 3.0 code path because it is the best available path on this hardware.
Attempting 1024 x 768 fullscreen with 32 bpp at 60 hz
Game window successfully created.
Using 4x anti-aliasing
Creating Direct3D device...
Com_TouchMemory: 0 msec. Using sum: 0
Loading fastfile code_post_gfx
Loading fastfile ui
Loading fastfile common
Initializing render targets...
Requested frame buffer to be 24-bit color with 8-bit alpha
DirectX returned a frame buffer that is 24-bit color with 8-bit alpha
Initializing static model cache...
Initializing dynamic buffers...
Initializing particle cloud buffer...
Creating Direct3D queries...


Fastfile for zone 'code_post_gfx' is corrupt or unreadable.


kann mir da jemand helfen?

mein pc: (toshiba qosmio x300)
directx is am neuesten stand
9800gtx
4gb ram
2,4 duo
vista

mfg
und danke schon mal