Ecran bleu au démarrage de Windows 7

Bonjour, ça fait 2 jours que mon pc (un Toshiba portable) m'affiche un écran bleu juste après le chargement du logo Windows puis redémarre..
Mais je peux tout de même accéder a mon bureau grâce au mode sans échec.

J'ai fais une analyse avec le logiciel "WhoCrashed", je vous donne l'analyse :


System Information (local)
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computer name: BROTHERS-PC
windows version: Windows 7 , 6.1, build: 7600
windows dir: C:\Windows
CPU: GenuineIntel Intel(R) Core(TM)2 Duo CPU T5750 @ 2.00GHz Intel586, level: 6
2 logical processors, active mask: 3
RAM: 3219578880 total
VM: 2147352576, free: 1988894720



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Crash Dump Analysis
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Crash dump directory: C:\Windows\Minidump

Crash dumps are enabled on your computer.


On Sat 15/09/2012 21:14:14 GMT your computer crashed
crash dump file: C:\Windows\Minidump\091612-26676-01.dmp
This was probably caused by the following module: tdcmdpst.sys (tdcmdpst+0x973)
Bugcheck code: 0xC9 (0x23E, 0xFFFFFFFF900092E2, 0xFFFFFFFFA0F68EB8, 0x0)
Error: DRIVER_VERIFIER_IOMANAGER_VIOLATION
file path: C:\Windows\system32\drivers\tdcmdpst.sys
company: TOSHIBA Corporation.
description: Toshiba ODD Writing Driver For x86.
Bug check description: This is the bug check code for all Driver Verifier
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
A third party driver was identified as the probable root cause of this system error. It is suggested you look for an update for the following driver: tdcmdpst.sys (Toshiba ODD Writing Driver For x86., TOSHIBA Corporation.).
Google query: tdcmdpst.sys TOSHIBA Corporation. DRIVER_VERIFIER_IOMANAGER_VIOLATION




On Sat 15/09/2012 20:54:09 GMT your computer crashed
crash dump file: C:\Windows\Minidump\091612-18969-01.dmp
This was probably caused by the following module: ntkrnlpa.exe (nt+0xDCE64)
Bugcheck code: 0xF4 (0x3, 0xFFFFFFFF870D5920, 0xFFFFFFFF870D5A8C, 0xFFFFFFFF8307B200)
Error: CRITICAL_OBJECT_TERMINATION
file path: C:\Windows\system32\ntkrnlpa.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that a process or thread crucial to system operation has unexpectedly exited or been terminated.
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
The crash took place in the Windows kernel. Possibly this problem is caused by another driver which cannot be identified at this time.


On Sat 15/09/2012 11:49:47 GMT your computer crashed
crash dump file: C:\Windows\Minidump\091512-17284-01.dmp
This was probably caused by the following module: ntkrnlpa.exe (nt+0xDCE64)
Bugcheck code: 0xF4 (0x3, 0xFFFFFFFF89602A50, 0xFFFFFFFF89602BBC, 0xFFFFFFFF8307D200)
Error: CRITICAL_OBJECT_TERMINATION
file path: C:\Windows\system32\ntkrnlpa.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that a process or thread crucial to system operation has unexpectedly exited or been terminated.
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
The crash took place in the Windows kernel. Possibly this problem is caused by another driver which cannot be identified at this time.


On Sat 15/09/2012 11:43:48 GMT your computer crashed
crash dump file: C:\Windows\Minidump\091512-17752-01.dmp
This was probably caused by the following module: aswsnx.sys (aswSnx+0x17789)
Bugcheck code: 0xF4 (0x3, 0xFFFFFFFF896AE030, 0xFFFFFFFF896AE19C, 0xFFFFFFFF83067200)
Error: CRITICAL_OBJECT_TERMINATION
file path: C:\Windows\system32\drivers\aswsnx.sys
product: avast! Antivirus
company: AVAST Software
description: avast! Virtualization Driver
Bug check description: This indicates that a process or thread crucial to system operation has unexpectedly exited or been terminated.
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
A third party driver was identified as the probable root cause of this system error. It is suggested you look for an update for the following driver: aswsnx.sys (avast! Virtualization Driver, AVAST Software).
Google query: aswsnx.sys AVAST Software CRITICAL_OBJECT_TERMINATION




On Sat 15/09/2012 11:28:47 GMT your computer crashed
crash dump file: C:\Windows\Minidump\091512-18798-01.dmp
This was probably caused by the following module: aswsnx.sys (aswSnx+0x17789)
Bugcheck code: 0xF4 (0x3, 0xFFFFFFFF89662600, 0xFFFFFFFF8966276C, 0xFFFFFFFF83036200)
Error: CRITICAL_OBJECT_TERMINATION
file path: C:\Windows\system32\drivers\aswsnx.sys
product: avast! Antivirus
company: AVAST Software
description: avast! Virtualization Driver
Bug check description: This indicates that a process or thread crucial to system operation has unexpectedly exited or been terminated.
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
A third party driver was identified as the probable root cause of this system error. It is suggested you look for an update for the following driver: aswsnx.sys (avast! Virtualization Driver, AVAST Software).
Google query: aswsnx.sys AVAST Software CRITICAL_OBJECT_TERMINATION




On Sat 15/09/2012 07:55:25 GMT your computer crashed
crash dump file: C:\Windows\Minidump\091512-25256-01.dmp
This was probably caused by the following module: aswsnx.sys (aswSnx+0x17789)
Bugcheck code: 0xF4 (0x3, 0xFFFFFFFF8A27CD40, 0xFFFFFFFF8A27CEAC, 0xFFFFFFFF83061200)
Error: CRITICAL_OBJECT_TERMINATION
file path: C:\Windows\system32\drivers\aswsnx.sys
product: avast! Antivirus
company: AVAST Software
description: avast! Virtualization Driver
Bug check description: This indicates that a process or thread crucial to system operation has unexpectedly exited or been terminated.
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
A third party driver was identified as the probable root cause of this system error. It is suggested you look for an update for the following driver: aswsnx.sys (avast! Virtualization Driver, AVAST Software).
Google query: aswsnx.sys AVAST Software CRITICAL_OBJECT_TERMINATION





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Conclusion
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6 crash dumps have been found and analyzed. 2 third party drivers have been identified to be causing system crashes on your computer. It is strongly suggested that you check for updates for these drivers on their company websites. Click on the links below to search with Google for updates for these drivers:

aswsnx.sys (avast! Virtualization Driver, AVAST Software)

tdcmdpst.sys (Toshiba ODD Writing Driver For x86., TOSHIBA Corporation.)

If no updates for these drivers are available, try searching with Google on the names of these drivers in combination the errors that have been reported for these drivers and include the brand and model name of your computer as well in the query. This often yields interesting results from discussions from users who have been experiencing similar problems.


Read the topic general suggestions for troubleshooting system crashes for more information.

Note that it's not always possible to state with certainty whether a reported driver is actually responsible for crashing your system or that the root cause is in another module. Nonetheless it's suggested you look for updates for the products that these drivers belong to and regularly visit Windows update or enable automatic updates for Windows. In case a piece of malfunctioning hardware is causing trouble, a search with Google on the bug check errors together with the model name and brand of your computer may help you investigate this further.






Pouvez vous m'aider a corriger ce problème d'écran bleu ? Merci d'avance !