This issue occurs in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2.
.NET Native applications that run on x64 and x86 systems will rely only on an app-local runtime without any system services that may result in less than optimal performance of .NET Native applications.
Windows UpdateThis update is available from Windows Update.
Download informationThe following file is available for download from the Microsoft Download Center:
Download the package now.
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
Command-line switches for this updateFor more information about the various command-line switches that are supported by this update, go to the "Command-Line options" section of the following MSDN website:
Restart requirementYou may have to restart the computer after you install this software if any affected files are being used. We recommend that you close all applications that are using the .NET Framework before you apply this update.
Update replacement information
This update does not replace any previously released update.
Update removal informationTo remove this update, use the Programs and Features item in Control Panel.
Article ID: 2954879 - Last Review: May 13, 2014 - Revision: 1