I ran sfc a few weeks ago and it was clean, as was DISM. Just ran it now (KB3022345 was installed 5/10/2015)
Microsoft Windows [Version 6.3.9600]
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>dismandsfc - Thus is a batch file as follows:
Dism /Online /Cleanup-Image /StartComponentCleanup
Dism /Online /Cleanup-Image /RestoreHealth
SFC /scannow
>Dism /Online /Cleanup-Image /StartComponentCleanup
Deployment Image Servicing and Management tool
Version: 6.3.9600.17031
Image Version: 6.3.9600.17031
[==========================100.0%==========================]
The operation completed successfully.
>Dism /Online /Cleanup-Image /RestoreHealth
Deployment Image Servicing and Management tool
Version: 6.3.9600.17031
Image Version: 6.3.9600.17031
[==========================100.0%==========================]
Error: 0x800f0906
The source files could not be downloaded.
Use the "source" option to specify the location of the files that are required to restore the feature. For more information on specifying a source location, see
Configure a Windows Repair Source.
The DISM log file can be found at C:\WINDOWS\Logs\DISM\dism.log
>SFC /scannow
Beginning system scan. This process will take some time.
Beginning verification phase of system scan.
Verification 100% complete.
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. For
example C:\Windows\Logs\CBS\CBS.log. Note that logging is currently not
supported in offline servicing scenarios.