Stop error in vhdmp.sys in Windows 8.1 or Windows Server 2012 R2 virtual machines

Applies to: Windows 8.1 EnterpriseWindows 8.1Windows 8.1 Pro

Symptoms


Under high load with 16 or more processors and many I/O failures, Windows 8.1 or Windows Server 2012 R2 virtual machines crash, which is caused by Stop error in vhdmp.sys.

Resolution


To resolve this issue, install update 2919355. For more information about how to obtain update 2919355, click the following article number to view the article in the Microsoft Knowledge Base:
2919355 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Update April, 2014

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information


For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates