This update resolves the following issue:
Microsoft has received reports of some customers on systems running with programmable and advanced programmable interrupt controllers getting stop errors after installing one of the following updates:
How to get this update
Microsoft Update Catalog
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
Known issues in this update
Microsoft is not aware of any issues that affect this update currently.
To install this update, you must have Windows 8.1 and Windows Server 2012 R2 installed.
To apply this update, you don't have to make any changes to the registry.
You may have to restart the computer after you apply this update.
Update replacement information
This update does not replace a previously released update.