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toujour rien
voila le rapport d'erreur qui s'affiche

********** S3 GRAPHICS SETUP LOG - Started 2008/06/13 19:44:57 **********

***** Please scroll to the end of *****
***** this document for the results. *****

S3Iset32 v2.00.37-0707, (S3GSetup/IS10 2.00.37-0707)
System: Win XP SP2 Build 2600 (Service Pack 2)
Signature: 17-9964 (ANSI)
Caller cmdline: ''
SupportDir: 'C:\DOCUME~1\user\LOCALS~1\Temp\S3MF5.tmp\'
Called by custom setup app.
AllowReboot: TRUE
Prompt: TRUE
SilentReboot: TRUE
Prompt: FALSE
RemoveWinINF: FALSE
PreInstFiles: FALSE
No UI Reboot: FALSE
MenuAnimOff: FALSE
MenuShadowOff: FALSE
Find VendorID: 5333
Driver INF at: C:\Documents and Settings\user\Local Settings\Temp\Rar$EX01.985\VN800_16944805_XP_wIShld_logod\uc05i.inf
Find hardware code: 0
Custom uninstall info: C:\WINDOWS\UChromeP.uns
HW found 0 - Ven:1106 Dev:3343 Ssven:1019 Ssdev:2171 Rev:01 at bus 1 dev 0 func 0 (InVga=0)

************** Begin Win2K/XP Driver Install **************
Enum GUID {4d36e968-e325-11ce-bfc1-08002be10318} devs to match 'PCI\VEN_1106&DEV_3343&SUBSYS_21711019&REV_01':
#0 Inst=00001890 'PCI\VEN_1106&DEV_3343&SUBSYS_21711019&REV_01\4&354AEA31&0&0008'
Reg Location: Bus PCI 1, périphérique 0, fonction 0
Match reg key (by PCI)!
->Found Inst=PCI\VEN_1106&DEV_3343&SUBSYS_21711019&REV_01\4&354AEA31&0&0008
Parse INF file...
Found Mfg line in INF: 'VIA.Mfg'.
Ln 0: 'viagfx_3314,PCI\VEN_1106&DEV_3344'


#################################################
!! INF does not describe detected hardware!!
Device or vendor ID (or subsystem) mismatch!!
#################################################

StopTimer OK, but no timer action occurred.
Trying to copy relevant part of Setupapi.log
No change detected, nothing to copy.
-> Setup was unable to complete the installation.

-> Le programme n'a pas pu terminer l'installation. V?ifiez le fichier journal dans votre r?ertoire Windows pour plus de d?ails. (-5)->C:\WINDOWS\s3iscfg.log
** Installation Failed **
!! Setup was aborted !!
******** End of progress log ********