COD 5 : message d'erreur lors du lancement

salut a tous.
lors du lancement de call of duty 5, j'ai ce message d'erreur...

----- 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...
Loading fastfile 'code_post_gfx'
used 1.14 MB memory in DB alloc
Initializing dynamic buffers...
Initializing particle cloud buffer...
Creating Direct3D queries...
Loading fastfile 'ui'
used 39.49 MB memory in DB alloc
Setting initial state...
Waiting for $init to finish. There may be assets missing from code_post_gfx.
DirectX reports 1024 MB of video memory and 1126 MB of available texture memory.
Using video memory size to cap used texture memory at 1008 MB.
Texture detail is set automatically.
Using picmip 0 on most textures, 0 on normal maps, and 0 on specular maps
Error: Could not load material "water_droplet".
Error: Could not load material "water_dynamic_spray".

------- sound system initialization -------


Error during initialization:
Unhandled exception caught


Com_TouchMemory: 0 msec. Using sum: 0
Com_TouchMemory: 0 msec. Using sum: 0




savez vous pourquoi?

logiquement, ce ne sont pas les perdormances qui sont en cause...

merci d'avance