使命5报错Couldn't load image 'overlay_low_health'，不知是何原因？？？？！

xinyu2-s

----- 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...
Loading fastfile 'code_post_gfx'
used 1.13 MB memory in DB alloc
Setting initial state...
DirectX reports 512 MB of video memory and 1713 MB of available texture memory.
Using video memory size to cap used texture memory at 496 MB.
Texture detail is set automatically.
Using picmip 0 on most textures, 0 on normal maps, and 0 on specular maps
Waited 33 msec for asset 'shadowcaster' of type 'material'.
Waited 63 msec for asset 'cinematic' of type 'material'.
Error: Could not load material "water_droplet".
Error: Could not load material "water_dynamic_spray".
------- sound system initialization -------
Loading fastfile 'ui'
used 39.48 MB memory in DB alloc
Error initializing direct sound instance!  -2005401480
------- sound system successfully initialized -------
--------------
GamerProfile_UpdateProfileFromDvars(0):
"mis_01" = "0".
"mis_difficulty" = "00000000000000000000000000000000000000000000000000".
"cheat_points" = "0".
"cheat_items_set1" = "0".
"cheat_items_set2" = "0".
"takeCoverWarnings" = "-1".
"r_gamma" = "1".
"snd_volume" = "".
"ps3_voiceSpeakerGain" = "".
Hostname: SXY-PC
PC IP: 127.0.0.1
end $init 2136 ms
--- Common Initialization Complete ---
Waited 496 msec for asset 'loadscreen_mak' of type 'material'.
Waited 5 msec for asset 'loadscreen_pel1' of type 'material'.
Waited 6 msec for asset 'loadscreen_pel2' of type 'material'.
Waited 1 msec for asset 'loadscreen_see1' of type 'material'.
Waited 2 msec for asset 'loadscreen_see2' of type 'material'.
Waited 11 msec for asset 'loadscreen_nazi_zombie_prototype' of type 'material'.
Waited 128 msec for asset 'playlist_sp_recr' of type 'material'.
Working directory: Erogram FilesActivisionCall of Duty - World at War
PunkBuster Client: Changing (Vista) homepath to [C:UsersSXYAppDataLocalPunkBusterWAWpb]
PunkBuster Client: Warning: Corrupted Interface
PunkBuster Client: Attempting to resolve master1.evenbalance.com
PunkBuster Client: DNS Resolution failed: using 0 cached hostnamed resolutions
PunkBuster Client: PunkBuster Client (v2.080 | A0) Enabled
Server: pb_sv_SsNext = 307153 (0 to 999999)
Server: pb_sv_LogNext = 5 (1 to 999999)
Server: PB Log File Erogram FilesActivisionCall of Duty - World at Warpbsvlogs00000005.log Opened for WAW (w)
Server: 0 Power Players loaded from Erogram FilesActivisionCall of Duty - World at Warpbpbpower.dat
Server: 0 PB Rcon Filters loaded from Erogram FilesActivisionCall of Duty - World at Warpbpbrcon.dat
Server: 0 Map lines loaded from Erogram FilesActivisionCall of Duty - World at Warpbpbsvmaps.cfg
Server: Attempting to resolve master8.evenbalance.com
Server: DNS Resolution failed: using 14 cached hostnamed resolutions
Server: PunkBuster Server (v1.680 | A1402 C2.080) Enabled
Huffman Took 2 Milliseconds
PunkBuster Client: Game Version [Call of Duty COD_WaW build 1.0.872 CL(0) JADAMS2 Fri Oct 10 18:27:00 2008 win-x86]
Connecting to Demonware...
PunkBuster Client: PB Services socket initialized
DW_DNS_RESOLVING
DW_DNS_RESOLVINGHostname: SXY-PC
PC IP: 127.0.0.1
Controller #0 signed in locally
Failed to log on.
Connecting to Demonware...
DW_DNS_RESOLVING
DW_DNS_RESOLVINGFailed to log on.
Connecting to Demonware...
DW_DNS_RESOLVING
DW_DNS_RESOLVINGFailed to log on.
Connecting to Demonware...
DW_DNS_RESOLVING
DW_DNS_RESOLVINGFailed to log on.
Loading fastfile 'common'
used 41.51 MB memory in DB alloc
ERROR: image 'images/overlay_low_health.iwi' is truncated

Couldn't load image 'overlay_low_health'
这就是错误提示，哪位可以帮我解决一下，感激！！！