Cod 4 erreur

Bonjour,
donc voila sur call od dutty 4 quand je termine un certain niveau j'ai une érreur qui s'affiche qui ressemble un peu a ca :
Initializing Renderer ----
----- Client Initialization Complete -----
Attempting 22 kHz 16 bit [Windows default] sound
----- 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 640 x 480 fullscreen with 32 bpp at 60 hz
Game window successfully created.
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...
Setting initial state...
DirectX reports 512 MB of video memory and 456 MB of available texture memory.
Texture detail is set automatically.
Using picmip 0 on most textures, 0 on normal maps, and 3 on specular maps
Waited 29 msec for asset '$white' of type 'image'.
Waited 22 msec for asset '$default' of type 'material'.
Waited 2 msec for asset '$additive' of type 'material'.
Waited 9 msec for asset 'shadowcaster' of type 'material'.
Waited 2 msec for asset 'cinematic' of type 'material'.
Loaded zone 'code_post_gfx'

------- sound system initialization -------
------- sound system successfully initialized -------
end $init 830 ms
--- Common Initialization Complete ---
Waited 95 msec for asset 'ui/menus.txt' of type 'menufile'.
Loaded zone 'ui'
Working directory: H:\Program Files\Activision\Call of Duty 4 - Modern
Warfare
Loaded zone 'common'
openmenuondvar: cannot find dvar ui_sp_unlock
unknown UI script stopRefresh in block:
"open" "main_text" ; "uiScript" "addPlayerProfiles" ; "uiScript"
"openMenuOnDvar" "com_playerProfile" "" "player_profile" ; "uiScript"
"openMenuOnDvarNot" "ui_playerProfileCount" 1 "player_profile" ; "uiScript"
"stopRefresh" ;
Save Message First Frame Shown: 5973
------ Server Initialization ------
Server: sniperescape
----- R_Init -----
DirectX reports 512 MB of video memory and 442 MB of available texture memory.
Using previously reported texture memory size of 456 MB.
Texture detail is set automatically.
Using picmip 0 on most textures, 0 on normal maps, and 3 on specular maps
Save Message First Frame Shown: 8456
Unloaded fastfile ui
Loading fastfile sniperescape
Waited 991 msec for asset 'maps/sniperescape.d3dbsp' of type 'col_map_sp'.
Save game build number: 525 nightly Wed Oct 03 2007 06:03:10PM
Waited 99 msec for asset 'hind_turret' of type 'weapon'.
Waited 16 msec for asset 'cobra_seeker' of type 'weapon'.
Waited 9 msec for asset 'barrett_fake' of type 'weapon'.
Waited 6 msec for asset 'claymore' of type 'weapon'.
Waited 694 msec for asset 'c4' of type 'weapon'.
Spawner at (1696 -6992 144) is in solid
Spawner at (1744 -6992 144) is in solid
Spawner at (1840 -6992 144) is in solid
Spawner at (1840 -7040 144) is in solid
Spawner at (1792 -6992 144) is in solid
Spawner at (1888 -7040 128) is in solid
Spawner at (1888 -6992 128) is in solid
Spawner at (3304.4 -5127.5 25.9) is in solid
Spawner at (3304.4 -5063.5 25.9) is in solid
Spawner at (3368.4 -5127.5 25.9) is in solid
Spawner at (3368.4 -5063.5 25.9) is in solid
Spawner at (3304.4 -5191.5 25.9) is in solid
Spawner at (3368.4 -5191.5 25.9) is in solid
'0' is not a valid value for dvar 'bg_shock_soundFadeInTime'
Domain is any number from 0.001 to 1000
'0' is not a valid value for dvar 'bg_shock_soundFadeOutTime'
Domain is any number from 0.001 to 1000
-----------------------------------
'0' is not a valid value for dvar 'bg_shock_soundFadeInTime'
Domain is any number from 0.001 to 1000
'0' is not a valid value for dvar 'bg_shock_soundFadeOutTime'
Domain is any number from 0.001 to 1000
CL_InitCGame: 0.15 seconds
Com_TouchMemory: 0 msec. Using sum: -455152698
Hiding channel: gamenotify
Hiding channel: obituary
Adding channel: gamenotify
Adding channel: obituary
Hiding channel: boldgame
Adding channel: boldgame
Hiding channel: subtitle
Adding channel: subtitle
No channels added or hidden
=== G_LoadGame ===
Partie sauvegardée
Loaded zone 'sniperescape'
Waited 1339 msec for missing asset "physics_brick_bark".
WARNING: no alias prefix defined, using default
Load time: 4699 msec
------ Server Initialization ------
Server: village_defend
----- R_Init -----
DirectX reports 512 MB of video memory and 321 MB of available texture memory.
Using previously reported texture memory size of 456 MB.
Texture detail is set automatically.
Using picmip 0 on most textures, 0 on normal maps, and 3 on specular maps
Save Message First Frame Shown: 17264
Unloaded fastfile sniperescape
Loading fastfile village_defend

ERROR: Could not find zone 'H:\Program Files\Activision\Call of Duty 4 - Modern Warfare\zone\french\village_defend.ff'

ma configuration et :
DualCore AMD Athlon 64 X2, 2600 MHz (13 x 200) 4800+
NVIDIA GeForce 6150SE nForce 430 (512 Mo)