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Questions tagged [sfc]

79 questions
50
votes
8 answers

How do I repair the corrupted files found by sfc /scannow? "Windows Resource Protection found corrupt files but was unable to fix some of them."

In Windows 7, after running chkdsk C: /F /R and finding out that my hard disk has 24 KB in bad sectors (log is posted below), I decided to run Windows 7's System File Checker utility (sfc /scannow). SFC showed the ff. message after I ran it: …
galacticninja
  • 6,352
17
votes
1 answer

What is the purpose of the DISM /RestoreHealth parameter and SFC?

What is the purpose of the DISM /RestoreHealth parameter and the SFC /ScanNow parameter? How do they correlate to one another? In what order should they be run? Why does the order sequence matter when executing either?
JW0914
  • 9,096
14
votes
6 answers

Windows 10 DISM error: 0x800f081f

I have been trying to run sfc /scannow in cmd but have been unsuccessful. Therefore, after some research on the Internet, I turned to the following command: DISM /Online /Cleanup-Image /RestoreHealth /source:WIM:X:\Sources\Install.wim:1…
Skipher
  • 345
10
votes
2 answers

How do I analyze the 'CBS.log' file generated by the 'sfc' command to detect corrupt files in Windows 7?

I have some problems with my Windows 7 system so I've ran sfc /scannow. I'm getting this message: Windows Resource Protection found corrupt files and was unable to fix some of them... I also searched the folder of the log file to find the cbs.log.…
energydream2007
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8
votes
3 answers

Windows 10 DISM cannot find files, even with ISO mounted

After running sfc /SCANNOW in my Windows 10 Pro installation, and getting "Windows Resource Protection found corrupt files but was unable to fix some of them. Details are included in the CBS.Log windir\Logs\CBS\CBS.log." I tried to follow the…
vagaerg
  • 373
5
votes
2 answers

How does sfc repair the dllcache backup directory?

According to System File Checker (sfc) Documentation sfc will follow certain procedures to determine whether a system file is corrupt. If sfc discovers that a protected file has been overwritten, it retrieves the correct version of the file from…
Mondrianaire
  • 284
4
votes
2 answers

Windows update fails with error 80073712, how to fix?

I have a laptop with Windows 8.1. Since patch Tuesday, it mysteriously freezes for about 4 minutes shortly after every bootup. There's barely enough time to log in before it happens. I tried a System Restore and then tried to reinstall the updates,…
gilch
  • 153
4
votes
2 answers

Run sfc /scannow or chkdsk /f first

Is it better to run ChkDsk /f first, then Sfc /ScanNow or is it better to run the other way around, and does it matter which is run first, as I see no guides online saying which is the best option?
user1440320
4
votes
1 answer

sfc /scannow: What does "Duplicate ownership for directory" mean and how do I fix it?

I'm running WIndows 10 version 1709 (OS Build 16299.248). When I run sfc /scannow, it results in: Windows Resource Protection found corrupt files but was unable to fix some of them. Details are included in the CBS.Log …
Jon
  • 484
4
votes
2 answers

Is there a way to cancel sfc /scannow in windows 7?

After launching the sfc /scannow resource checker from a command prompt or a batch file, is there any way to cancel the process or does the process have to be left to complete? In Windows XP, sfc /cancel would allow this. However it does not appear…
Matthew
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3
votes
3 answers

SFC found errors, DISM named the errors, but how can I fix them on Windows 7?

My computer crashed while running an old game not really meant for Windows 7. After every unexpected shutdown, I run sfc /scannow and this time it came back with errors. A long log, 12000 lines of basically nonsense. While looking into it, I…
Corey Ogburn
  • 736
3
votes
0 answers

How to stop Dism.exe /online /Cleanup-Image /StartComponentCleanup?

I have a Windows Server 2026 that executes Dism.exe /online /Cleanup-Image /StartComponentCleanup now for more than one day. This task is executed by TiWorker.exe. I read that it is not save to terminate the TiWorker.exe and it may leave may system…
xMRi
  • 269
3
votes
1 answer

How to find repaired files by reading CBS.LOG

I ran sfc /scannow Get the message Windows Resource Protection found corrupt files and successfully repaired them. For online repairs, details are included in the CBS log file located at windir\Logs\CBS\CBS.log. For…
Chris Catignani
  • 203
3
votes
1 answer

Fixing Windows Update being unable to install updates while sfc and dism are unusable

At some point in the lifetime of my PC Desktop system I got two bluescreens in a row while playing video games. Following that I managed to stop the system from crashing by rewireing all hardware but for some reason any Windows updates that affected…
salbeira
  • 181
2
votes
1 answer

How do I locate uncorrupted versions of corrupted files after running sfc /scannow

I had some corrupted system files. I have run sfc /scannow several times, and Dism ... RestoreHealth (followed by sfc /scannow again). This has fixed nearly everything, but I am left with the following two corrupted files: "2015-07-21 13:14:46, Info…
PatrickC
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