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Issue: Explorer.exe crashes and restarts every 1-2 minutes. It doesn't matter if I'm in the start screen or in the desktop. Applications that depend on the explorer crash or hang as well.
Background: Machine was upgraded from Windows 7 to the RTM build of Windows 8. This problem did not show up immediately, after a day it happened once and I rebooted which seemed to help. Now the problem shows up immediately after rebooting.
Steps:
1. Ran "sfc /scannow". It completed successfully and fixed a few corruption issues.
2. Booted into Safe Mode and the problem still exists.
3. Ran windbg.exe, attached to explorer.exe process to capture crash information.
Machine Information:
Host Name: SCOTT-PC
OS Name: Microsoft Windows 8 Pro with Media Center
OS Version: 6.2.9200 N/A Build 9200
OS Manufacturer: Microsoft Corporation
OS Configuration: Standalone Workstation
OS Build Type: Multiprocessor Free
Registered Owner: Scott
Registered Organization:
Product ID: 00181-00002-32492-AB350
Original Install Date: 10/27/2012, 6:26:41 AM
System Boot Time: 10/29/2012, 10:57:33 PM
System Manufacturer: System manufacturer
System Model: System Product Name
System Type: x64-based PC
Processor(s): 1 Processor(s) Installed.
[01]: Intel64 Family 6 Model 15 Stepping 2 GenuineIntel ~1867 Mhz
BIOS Version: Phoenix Technologies, LTD ASUS P5N-D ACPI BIOS Revision 1101, 5/18/2009
Windows Directory: C:WINDOWS
System Directory: C:WINDOWSsystem32
Boot Device: DeviceHarddiskVolume1
System Locale: en-usEnglish (United States)
Input Locale: en-usEnglish (United States)
Time Zone: (UTC-08:00) Pacific Time (US & Canada)
Total Physical Memory: 6,143 MB
Available Physical Memory: 2,216 MB
Crash Information:
0:036> !analyze -v
*******************************************************************************
* *
* Exception Analysis *
* *
*******************************************************************************
*** ERROR: Symbol file could not be found. Defaulted to export symbols for Crogram FilesBonjourmdnsNSP.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for Crogram FilesMozyHomemozyshell.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for Crogram Files (x86)GoogleDrivegoogledrivesync64.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:UsersScottAppDataLocalMicrosoftSkyDrive16.4.6013.0910amd64SkyDriveShell64.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:WINDOWSSYSTEM32sppc.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:WINDOWSSYSTEM32nvwgf2umx.dll -
*************************************************************************
*** ***
*** ***
*** Your debugger is not using the correct symbols ***
*** ***
*** In order for this command to work properly, your symbol path ***
*** must point to .pdb files that have full type information. ***
*** ***
*** Certain .pdb files (such as the public OS symbols) do not ***
*** contain the required information. Contact the group that ***
*** provided you with these symbols if you need this command to ***
*** work. ***
*** ***
*** Type referenced: kernel32!pNlsUserInfo ***
*** ***
*************************************************************************
*************************************************************************
*** ***
*** ***
*** Your debugger is not using the correct symbols ***
*** ***
*** In order for this command to work properly, your symbol path ***
*** must point to .pdb files that have full type information. ***
*** ***
*** Certain .pdb files (such as the public OS symbols) do not ***
*** contain the required information. Contact the group that ***
*** provided you with these symbols if you need this command to ***
*** work. ***
*** ***
*** Type referenced: kernel32!pNlsUserInfo ***
*** ***
*************************************************************************
FAULTING_IP:
ntdll! ?? ::FNODOBFM::`string'+22acc
000007f9`06f4808f 90 nop
EXCEPTION_RECORD: ffffffffffffffff -- (.exr 0xffffffffffffffff)
ExceptionAddress: 000007f906f4808f (ntdll! ?? ::FNODOBFM::`string'+0x0000000000022acc)
ExceptionCode: c000071f
ExceptionFlags: 00000000
NumberParameters: 0
FAULTING_THREAD: 0000000000001810
BUGCHECK_STR: c000071f
DEFAULT_BUCKET_ID: APPLICATION_FAULT
PROCESS_NAME: explorer.exe
ERROR_CODE: (NTSTATUS) 0xc000071f - A threadpool worker thread enter a callback, which left with preferred languages set. This is unexpected, indicating that the callback missed clearing them.
EXCEPTION_CODE: (NTSTATUS) 0xc000071f - A threadpool worker thread enter a callback, which left with preferred languages set. This is unexpected, indicating that the callback missed clearing them.
NTGLOBALFLAG: 0
APPLICATION_VERIFIER_FLAGS: 0
LAST_CONTROL_TRANSFER: from 000007f906e38d64 to 000007f906f4808f
STACK_TEXT:
00000000`0b66f2c0 000007f9`06e38d64 : 00000000`7ffe03b0 00000000`0b66f618 00000000`00000000 000007f9`06e3fb12 : ntdll! ?? ::FNODOBFM::`string'+0x22acc
00000000`0b66f3c0 000007f9`06e38617 : 00000001`0001fffe 00000000`00000000 00000000`00e86e90 00000000`08c6d230 : ntdll!TppCallbackEpilog+0xb4
00000000`0b66f510 000007f9`0668167e : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!TppWorkerThread+0x3d9
00000000`0b66f7b0 000007f9`06e53501 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : KERNEL32!BaseThreadInitThunk+0x1a
00000000`0b66f7e0 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!RtlUserThreadStart+0x1d
FOLLOWUP_IP:
ntdll! ?? ::FNODOBFM::`string'+22acc
000007f9`06f4808f 90 nop
SYMBOL_STACK_INDEX: 0
SYMBOL_NAME: ntdll! ?? ::FNODOBFM::`string'+22acc
FOLLOWUP_NAME: MachineOwner
MODULE_NAME: ntdll
IMAGE_NAME: ntdll.dll
DEBUG_FLR_IMAGE_TIMESTAMP: 505ab405
STACK_COMMAND: ~36s kb
BUCKET_ID: X64_c000071f_ntdll!_??_::FNODOBFM::_string_+22acc
FAILURE_BUCKET_ID: APPLICATION_FAULT_c000071f_ntdll.dll!_??_::FNODOBFM::_string_
WATSON_STAGEONE_URL: http://watson.microsoft.com/StageOne/explorer_exe/6_2_9200_16384/50107dbc/ntdll_dll/6_2_9200_16420/505ab405/c000071f/0011808f.htm?Retriage=1
Followup: MachineOwner
View the full article
Background: Machine was upgraded from Windows 7 to the RTM build of Windows 8. This problem did not show up immediately, after a day it happened once and I rebooted which seemed to help. Now the problem shows up immediately after rebooting.
Steps:
1. Ran "sfc /scannow". It completed successfully and fixed a few corruption issues.
2. Booted into Safe Mode and the problem still exists.
3. Ran windbg.exe, attached to explorer.exe process to capture crash information.
Machine Information:
Host Name: SCOTT-PC
OS Name: Microsoft Windows 8 Pro with Media Center
OS Version: 6.2.9200 N/A Build 9200
OS Manufacturer: Microsoft Corporation
OS Configuration: Standalone Workstation
OS Build Type: Multiprocessor Free
Registered Owner: Scott
Registered Organization:
Product ID: 00181-00002-32492-AB350
Original Install Date: 10/27/2012, 6:26:41 AM
System Boot Time: 10/29/2012, 10:57:33 PM
System Manufacturer: System manufacturer
System Model: System Product Name
System Type: x64-based PC
Processor(s): 1 Processor(s) Installed.
[01]: Intel64 Family 6 Model 15 Stepping 2 GenuineIntel ~1867 Mhz
BIOS Version: Phoenix Technologies, LTD ASUS P5N-D ACPI BIOS Revision 1101, 5/18/2009
Windows Directory: C:WINDOWS
System Directory: C:WINDOWSsystem32
Boot Device: DeviceHarddiskVolume1
System Locale: en-usEnglish (United States)
Input Locale: en-usEnglish (United States)
Time Zone: (UTC-08:00) Pacific Time (US & Canada)
Total Physical Memory: 6,143 MB
Available Physical Memory: 2,216 MB
Crash Information:
0:036> !analyze -v
*******************************************************************************
* *
* Exception Analysis *
* *
*******************************************************************************
*** ERROR: Symbol file could not be found. Defaulted to export symbols for Crogram FilesBonjourmdnsNSP.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for Crogram FilesMozyHomemozyshell.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for Crogram Files (x86)GoogleDrivegoogledrivesync64.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:UsersScottAppDataLocalMicrosoftSkyDrive16.4.6013.0910amd64SkyDriveShell64.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:WINDOWSSYSTEM32sppc.dll -
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:WINDOWSSYSTEM32nvwgf2umx.dll -
*************************************************************************
*** ***
*** ***
*** Your debugger is not using the correct symbols ***
*** ***
*** In order for this command to work properly, your symbol path ***
*** must point to .pdb files that have full type information. ***
*** ***
*** Certain .pdb files (such as the public OS symbols) do not ***
*** contain the required information. Contact the group that ***
*** provided you with these symbols if you need this command to ***
*** work. ***
*** ***
*** Type referenced: kernel32!pNlsUserInfo ***
*** ***
*************************************************************************
*************************************************************************
*** ***
*** ***
*** Your debugger is not using the correct symbols ***
*** ***
*** In order for this command to work properly, your symbol path ***
*** must point to .pdb files that have full type information. ***
*** ***
*** Certain .pdb files (such as the public OS symbols) do not ***
*** contain the required information. Contact the group that ***
*** provided you with these symbols if you need this command to ***
*** work. ***
*** ***
*** Type referenced: kernel32!pNlsUserInfo ***
*** ***
*************************************************************************
FAULTING_IP:
ntdll! ?? ::FNODOBFM::`string'+22acc
000007f9`06f4808f 90 nop
EXCEPTION_RECORD: ffffffffffffffff -- (.exr 0xffffffffffffffff)
ExceptionAddress: 000007f906f4808f (ntdll! ?? ::FNODOBFM::`string'+0x0000000000022acc)
ExceptionCode: c000071f
ExceptionFlags: 00000000
NumberParameters: 0
FAULTING_THREAD: 0000000000001810
BUGCHECK_STR: c000071f
DEFAULT_BUCKET_ID: APPLICATION_FAULT
PROCESS_NAME: explorer.exe
ERROR_CODE: (NTSTATUS) 0xc000071f - A threadpool worker thread enter a callback, which left with preferred languages set. This is unexpected, indicating that the callback missed clearing them.
EXCEPTION_CODE: (NTSTATUS) 0xc000071f - A threadpool worker thread enter a callback, which left with preferred languages set. This is unexpected, indicating that the callback missed clearing them.
NTGLOBALFLAG: 0
APPLICATION_VERIFIER_FLAGS: 0
LAST_CONTROL_TRANSFER: from 000007f906e38d64 to 000007f906f4808f
STACK_TEXT:
00000000`0b66f2c0 000007f9`06e38d64 : 00000000`7ffe03b0 00000000`0b66f618 00000000`00000000 000007f9`06e3fb12 : ntdll! ?? ::FNODOBFM::`string'+0x22acc
00000000`0b66f3c0 000007f9`06e38617 : 00000001`0001fffe 00000000`00000000 00000000`00e86e90 00000000`08c6d230 : ntdll!TppCallbackEpilog+0xb4
00000000`0b66f510 000007f9`0668167e : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!TppWorkerThread+0x3d9
00000000`0b66f7b0 000007f9`06e53501 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : KERNEL32!BaseThreadInitThunk+0x1a
00000000`0b66f7e0 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!RtlUserThreadStart+0x1d
FOLLOWUP_IP:
ntdll! ?? ::FNODOBFM::`string'+22acc
000007f9`06f4808f 90 nop
SYMBOL_STACK_INDEX: 0
SYMBOL_NAME: ntdll! ?? ::FNODOBFM::`string'+22acc
FOLLOWUP_NAME: MachineOwner
MODULE_NAME: ntdll
IMAGE_NAME: ntdll.dll
DEBUG_FLR_IMAGE_TIMESTAMP: 505ab405
STACK_COMMAND: ~36s kb
BUCKET_ID: X64_c000071f_ntdll!_??_::FNODOBFM::_string_+22acc
FAILURE_BUCKET_ID: APPLICATION_FAULT_c000071f_ntdll.dll!_??_::FNODOBFM::_string_
WATSON_STAGEONE_URL: http://watson.microsoft.com/StageOne/explorer_exe/6_2_9200_16384/50107dbc/ntdll_dll/6_2_9200_16420/505ab405/c000071f/0011808f.htm?Retriage=1
Followup: MachineOwner
View the full article