- Microsoft Key Distribution Service (KDS) start failure:
System error 1064 has occurred. An Exception occurred in the service when handling the control request.
- KDS root key generation failure:
The process cannot access the file because it is being used by another process. ( Exception from HRESULT: 0x80070020 )
Method 1: Windows UpdateThis update is provided as a Recommended update on Windows Update. For more information on how to run Windows Update, see How to get an update through Windows Update.
Method 2: Microsoft Download CenterThe update is available for download from the Microsoft Download Center:
Download the Windows Server 2012 R2 package now.
For more information about how to download Microsoft support files, select the following article number to view the article in the Microsoft Knowledge Base:
Update detail information
PrerequisitesTo apply this update, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed in Windows Server 2012 R2.
Registry informationTo apply this update, you don't have to make any changes to the registry.
Restart requirementYou may have to restart the computer after you apply this update.
Update replacement informationThis update doesn't replace a previously released update.
Article ID: 3094486 - Last Review: 22 Dec 2015 - Revision: 1