I followed the steps listed above and got the following from SFCfix:
SFCFix version 2.4.3.0 by niemiro.
Start time: 2015-05-27 21:10:58.943
Microsoft Windows 8.1 Update 3 - amd64
Not using a script file.
AutoAnalysis::
FIXED: Performed DISM repair on file Amd64\CNBJ2530.DPB of version 6.3.9600.16384.
CORRUPT: C:\WINDOWS\winsxs\amd64_microsoft-windows-u..ed-telemetry-client_31bf3856ad364e35_6.3.9600.17807_none_910ac2c6daa01c43\utc.app.json
CORRUPT: C:\WINDOWS\winsxs\amd64_microsoft-windows-u..ed-telemetry-client_31bf3856ad364e35_6.3.9600.17807_none_910ac2c6daa01c43\telemetry.ASM-WindowsDefault.json
SUMMARY: Some corruptions could not be fixed automatically. Seek advice from helper or sysnative.com.
CBS & SFC total detected corruption count: 2
CBS & SFC total unimportant corruption count: 0
CBS & SFC total fixed corruption count: 1
SURT total detected corruption count: 0
SURT total unimportant corruption count: 0
SURT total fixed corruption count: 0
AutoAnalysis:: directive completed successfully.
Successfully processed all directives.
SFCFix version 2.4.3.0 by niemiro has completed.
Currently storing 0 datablocks.
Finish time: 2015-05-27 21:25:03.971
----------------------EOF-----------------------
After this I tried again to install the KB3000850 update unsuccessfully. Any other suggestions you have would be greatly appreciated.
Thanks!
SFCFix version 2.4.3.0 by niemiro.
Start time: 2015-05-27 21:10:58.943
Microsoft Windows 8.1 Update 3 - amd64
Not using a script file.
AutoAnalysis::
FIXED: Performed DISM repair on file Amd64\CNBJ2530.DPB of version 6.3.9600.16384.
CORRUPT: C:\WINDOWS\winsxs\amd64_microsoft-windows-u..ed-telemetry-client_31bf3856ad364e35_6.3.9600.17807_none_910ac2c6daa01c43\utc.app.json
CORRUPT: C:\WINDOWS\winsxs\amd64_microsoft-windows-u..ed-telemetry-client_31bf3856ad364e35_6.3.9600.17807_none_910ac2c6daa01c43\telemetry.ASM-WindowsDefault.json
SUMMARY: Some corruptions could not be fixed automatically. Seek advice from helper or sysnative.com.
CBS & SFC total detected corruption count: 2
CBS & SFC total unimportant corruption count: 0
CBS & SFC total fixed corruption count: 1
SURT total detected corruption count: 0
SURT total unimportant corruption count: 0
SURT total fixed corruption count: 0
AutoAnalysis:: directive completed successfully.
Successfully processed all directives.
SFCFix version 2.4.3.0 by niemiro has completed.
Currently storing 0 datablocks.
Finish time: 2015-05-27 21:25:03.971
----------------------EOF-----------------------
After this I tried again to install the KB3000850 update unsuccessfully. Any other suggestions you have would be greatly appreciated.
Thanks!