sfc Scannow Not repairing my Computer

Hi , 

When i run sfc/ scannow , it takes about 25mintues to scan whole PC after on 100% , it stucks for about 20min more or 30min in order to complete when it completes it says unable to repair error need to restart computer to repair when i restart and run scan again. it make same error

following is the log file : from start ?

anyone need full file then tell me i will paste whole log file :

2013-06-30 11:44:28, Info                  CBS    TI: --- Initializing Trusted Installer ---
2013-06-30 11:44:28, Info                  CBS    TI: Last boot time: 2013-06-29 23:54:28.497
2013-06-30 11:44:28, Info                  CBS    TrustedInstaller terminated with pending operations.
2013-06-30 11:44:28, Info                  CBS    Starting TrustedInstaller initialization.
2013-06-30 11:44:28, Info                  CBS    Ending TrustedInstaller initialization.
2013-06-30 11:44:28, Info                  CBS    Starting the TrustedInstaller main loop.
2013-06-30 11:44:28, Info                  CBS    TrustedInstaller service starts successfully.
2013-06-30 11:44:28, Info                  CBS    Registering for Winlogon CreateSession notifications
2013-06-30 11:44:28, Info                  CBS    Registering for pre-shutdown notification to complete the pended operation
2013-06-30 11:44:28, Info                  CBS    Startup processing thread terminated normally
2013-06-30 11:44:35, Info                  CBS    Trusted Installer signaled for shutdown, going to exit.
2013-06-30 11:44:35, Info                  CBS    Trusted Installer is shutting down because: SHUTDOWN_REASON_NOTIFICATION:PRESHUTDOWN
2013-06-30 11:44:35, Info                  CBS    Starting shutdown processing in TrustedInstaller service.
2013-06-30 11:44:36, Info                  CBS    Starting TiWorker initialization.
2013-06-30 11:44:36, Info                  CBS    Ending TiWorker initialization.
2013-06-30 11:44:36, Info                  CBS    Starting the TiWorker main loop.
2013-06-30 11:44:36, Info                  CBS    TiWorker starts successfully.
2013-06-30 11:44:36, Info                  CBS    Universal Time is: 2013-06-30 06:44:36.338
2013-06-30 11:44:36, Info                  CBS    Loaded Servicing Stack v6.2.9200.16613 with Core: C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_6.2.9200.16613_none_6273bd8950d6cae2\cbscore.dll
2013-06-30 11:44:36, Info                  CSI    00000001@2013/6/30:06:44:36.338 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fc05346429 @0x7fc1bab95ca @0x7fc1ba74d64 @0x7f78b8dd1df @0x7f78b8ddfc7 @0x7fc21bc2005)
2013-06-30 11:44:36, Info                  CSI    00000002@2013/6/30:06:44:36.338 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fc05346429 @0x7fc1bb15e9c @0x7fc1bad7349 @0x7fc1ba74ed7 @0x7f78b8dd1df @0x7f78b8ddfc7)
2013-06-30 11:44:36, Info                  CBS    SQM: Initializing online with Windows opt-in: False
2013-06-30 11:44:36, Info                  CBS    SQM: Cleaning up report files older than 10 days.
2013-06-30 11:44:36, Info                  CBS    SQM: Requesting upload of all unsent reports.
2013-06-30 11:44:36, Info                  CBS    SQM: Failed to start upload with file pattern: C:\Windows\servicing\sqm\*_std.sqm, flags: 0x2 [HRESULT = 0x80004005 - E_FAIL]
2013-06-30 11:44:36, Info                  CBS    SQM: Failed to start standard sample upload. [HRESULT = 0x80004005 - E_FAIL]
2013-06-30 11:44:36, Info                  CBS    SQM: Queued 0 file(s) for upload with pattern: C:\Windows\servicing\sqm\*_all.sqm, flags: 0x6
2013-06-30 11:44:36, Info                  CBS    SQM: Warning: Failed to upload all unsent reports. [HRESULT = 0x80004005 - E_FAIL]
2013-06-30 11:44:38, Info                  CBS    Blocked system sleep; prior state: 0x80000000
2013-06-30 11:44:38, Info                  CBS    Shtd: Begin shutdown processing.
2013-06-30 11:44:38, Info                  CBS    Shtd: Prepare for shutdown processing.
2013-06-30 11:44:38, Info                  CBS    SetProgressMessage: progressMessageStage: 0, ExecuteState: ExecuteStateNone, SubStage: 0
2013-06-30 11:44:38, Info                  CBS    Shtd: PreshutdownTimeout: 3600000ms, BlockTimeIncrement: 900000ms
2013-06-30 11:44:38, Info                  CBS    Shtd: progress thread started
2013-06-30 11:44:38, Info                  CBS    Shtd: Entered process lock.
2013-06-30 11:44:38, Info                  CBS    Execute state was not set.  Assuming ExecuteStateStart.
2013-06-30 11:44:38, Info                  CBS    Setting ExecuteState key to: CbsExecuteStatePrimitives
2013-06-30 11:44:38, Info                  CBS    Shtd: Found non-CBS pended operations to perform
2013-06-30 11:44:38, Info                  CBS    Disabling LKG boot option
2013-06-30 11:44:40, Info                  CBS    Shtd: Initializing driver operations queue.
2013-06-30 11:44:40, Info                  CBS    Shtd: current ExecuteState is CbsExecuteStatePrimitives
2013-06-30 11:44:40, Info                  CBS    Free disk space check on C:. Available: 18089MB, Required size (Lang neutral): 0MB, Required size (Per language): 0MB, Languages installed: 1, Total Required: 0MB
2013-06-30 11:44:40, Info                  CBS    SetProgressMessage: progressMessageStage: -1, ExecuteState: CbsExecuteStatePrimitives, SubStage: 0
2013-06-30 11:44:40, Info                  CBS    Setting ExecuteState key to: CbsExecuteStatePrimitives
2013-06-30 11:44:40, Info                  CBS    Setting ExecuteState key to: CbsExecuteStatePrimitives [2]
2013-06-30 11:44:40, Info                  CBS    SetProgressMessage: progressMessageStage: -1, ExecuteState: CbsExecuteStatePrimitives [2], SubStage: 3
2013-06-30 11:44:40, Info                  CBS    Shtd: Processing primitive operations queue.
2013-06-30 11:44:40, Info                  CBS    Attempting to remove poqexec from SetupExecute
2013-06-30 11:44:40, Info                  CBS    Obtained poqexec from SetupExecute: C:\Windows\System32\poqexec.exe /display_progress \SystemRoot\WinSxS\pending.xml

June 30th, 2013 12:03pm

Save all data to any external storage and restore operating system from realiable backup.

Regards

Milos

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June 30th, 2013 1:54pm

can you tell me isnt there any other way without doing this ?

what are the root cause for this problem ?

June 30th, 2013 2:26pm

You may run In-place Upgrade to repair the system.
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July 2nd, 2013 6:17pm

Use DISM instead of sfc:

DISM /Online /Cleanup-Image /RestoreHealth

http://blogs.technet.com/b/joscon/archive/2012/09/26/fixing-component-store-corruption-in-windows-8-and-windows-server-2012.aspx

July 3rd, 2013 4:18am

unfortunately the SFC tool is not super effective, all it does is repair key system files

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July 3rd, 2013 4:41am

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