C:\Windows\system32>dism /online /cleanup-image /restorehealth
Deployment Image Servicing and Management tool
Version: 6.3.9600.16384
Image Version: 6.3.9600.16384
[==========================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 t
o restore the feature. For more information on specifying a source location, see
http://go.microsoft.com/fwlink/?LinkId=243077.
The DISM log file can be found at C:\Windows\Logs\DISM\dism.log