Windows update KB3000850 fails with error 800700a1

[camouflage]

Hello Rolf and welcome.

Can you please run a new scan with SFC/SCANNOw for me please?

SFC /SCANNOW

1. Right click on the
   
   button
2. Click on Command prompt (Admin) => Press Yes on the prompt
3. Inside the Command Prompt windows copy and paste the following command SFC /SCANNOW
4. Please wait for this to Finish before continuing with rest of the steps.

Convert CBS.log to CBS.txt

1. Right click on the
   
   button
2. Click on Run => Inside the run box copy and paste the following command:
   

   cmd /c copy %windir%\logs\cbs\cbs.log "%userprofile%\Desktop\cbs.txt"

3. Press Enter
4. Once this has completed please go to your Desktop and you will find CBS.txt => Please upload CBS.txt to this thread

Please Note:: if the file is too big to upload to you next post please upload via Dropbox or One Drive


Thanks
Alex

Dear Alex

I have the same problem
May I send you my cbs.txt file
Would be very glad you could help
Thank's and Kind regards
gabriel