[KRG Lightning 15]

This is the erorr my friend has when useing CoD2 for PC i have seen this error on my comp but i cant remember what i did to fix it.

CoD2 1.2 build win-x86 Mar 30 2006
----- FS_Startup -----
Current language: english
Current search path:
C:\Program Files\Activision\Call of Duty 2\main\iw_14.iwd (4038 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_13.iwd (22624 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_12.iwd (1016 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_11.iwd (1462 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_10.iwd (1936 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_09.iwd (2142 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_08.iwd (2723 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_07.iwd (3384 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_06.iwd (990 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_05.iwd (928 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_04.iwd (698 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_03.iwd (26 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_02.iwd (40 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_01.iwd (16 files)
C:\Program Files\Activision\Call of Duty 2\main\iw_00.iwd (102 files)
C:\Program Files\Activision\Call of Duty 2/main
C:\Program Files\Activision\Call of Duty 2/raw
C:\Program Files\Activision\Call of Duty 2/raw_shared
C:\Program Files\Activision\Call of Duty 2/devraw
C:\Program Files\Activision\Call of Duty 2/devraw_shared
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw10.iwd (414 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw09.iwd (98 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw08.iwd (8 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw07.iwd (1014 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw06.iwd (3110 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw05.iwd (5310 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw04.iwd (6240 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw03.iwd (6580 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw02.iwd (6404 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw01.iwd (5510 files)
localized assets iwd file for english
C:\Program Files\Activision\Call of Duty 2\main\localized_english_iw00.iwd (4764 files)
localized assets iwd file for english

File Handles:
----------------------
81577 files in iwd files
execing default.cfg
couldn't exec language.cfg
========= autoconfigure
configure.csv: using CPU configuration 2 GHz 512 MB
execing configure.cfg
configure.csv: using GPU configuration "GeForce 2*"
Measured CPU speed is 2.83 GHz
System memory is 1024 MB (capped at 1 GB)
Video card is "NVIDIA GeForce GTX 280"
Streaming SIMD Extensions (SSE) supported

----- Client Initialization -----
----- Initializing Renderer ----
Mismatched REF_API_VERSION: expected 59, got 60
-------------------------------
Error during initialization:
Failed to initialize renderer: version mismatch.