Bluescreen

J'ajoute qu'après un sfc/verifyonly le programme de protection des ressources Windows n'a trouvé aucune violation d'intégrité.

Merci beaucoup hisaeh de votre réponse et excusez la lenteur de la mienne.
J'ai utilisé Whocrashed comme vous me l'avez conseillé. Voici le rapport d'analyse :

Crash dump directory: C:\Windows\Minidump

Crash dumps are enabled on your computer.

On Sun 28/10/2012 12:48:39 GMT your computer crashed
crash dump file: C:\Windows\Minidump\102812-38111-01.dmp
This was probably caused by the following module: ntoskrnl.exe (nt+0x7EFC0)
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF80002FB426C, 0xFFFFF8800A24BA90, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that an exception happened while executing a routine that transitions from non-privileged code to privileged code.
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 that cannot be identified at this time.

On Sun 28/10/2012 12:48:39 GMT your computer crashed
crash dump file: C:\Windows\memory.dmp
This was probably caused by the following module: ntkrnlmp.exe (nt!KeBugCheckEx+0x0)
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF80002FB426C, 0xFFFFF8800A24BA90, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
Bug check description: This indicates that an exception happened while executing a routine that transitions from non-privileged code to privileged code.
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 that cannot be identified at this time.

On Wed 24/10/2012 06:52:20 GMT your computer crashed
crash dump file: C:\Windows\Minidump\102412-27643-01.dmp
This was probably caused by the following module: ntoskrnl.exe (nt+0x7EFC0)
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF8000300D26C, 0xFFFFF8800AC9AA90, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that an exception happened while executing a routine that transitions from non-privileged code to privileged code.
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 that cannot be identified at this time.

On Fri 19/10/2012 20:05:17 GMT your computer crashed
crash dump file: C:\Windows\Minidump\101912-28984-01.dmp
This was probably caused by the following module: ntoskrnl.exe (nt+0x7EFC0)
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF80002FB726C, 0xFFFFF8800A2F7A90, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that an exception happened while executing a routine that transitions from non-privileged code to privileged code.
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 that cannot be identified at this time.

On Tue 10/04/2012 07:36:58 GMT your computer crashed
crash dump file: C:\Windows\Minidump\041012-28142-01.dmp
This was probably caused by the following module: ntoskrnl.exe (nt+0x7CD10)
Bugcheck code: 0x1E (0x0, 0x0, 0x0, 0x0)
Error: KMODE_EXCEPTION_NOT_HANDLED
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that a kernel-mode program generated an exception which the error handler did not catch.
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 that cannot be identified at this time.

On Fri 24/02/2012 10:14:23 GMT your computer crashed
crash dump file: C:\Windows\Minidump\022412-30420-01.dmp
This was probably caused by the following module: ntoskrnl.exe (nt+0x7CC10)
Bugcheck code: 0x1E (0x0, 0x0, 0x0, 0x0)
Error: KMODE_EXCEPTION_NOT_HANDLED
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
Bug check description: This indicates that a kernel-mode program generated an exception which the error handler did not catch.
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 that cannot be identified at this time.

Que dois-je faire ?
Merci d'avance de vos réponses.

Bonjour,

Tu peux utiliser Whocrashed pour en savoir peut etre un peu plus sur la cause.

https://www.commentcamarche.net/telecharger/utilitaires/23795-whocrashed-free-home-edition/