Stop Error "0x0000007E" occurs in a Windows Server 2012 R2-based Hyper-V cluster

Introduction
This article describes an issue that occurs in a Windows Server 2012 R2-based Hyper-V failover cluster. You can fix this issue by using the update in this article.
Symptoms
A Hyper-V host in the Hyper-V failover cluster crashes and generates a Stop error that resembles the following:
STOP: 0x0000007E (parameter1, parameter2, parameter3, parameter4)

Notes
  • This Stop error indicates a SYSTEM_THREAD_EXCEPTION_NOT_HANDLED issue.
  • The parameters in this Stop error message vary, depending on the configuration of the computer.
  • Not all "0x0000007E" Stop errors are caused by this issue.
Cause
This issue occurs because of a race condition in Server Message Block (SMB) cancellation.
How to get this update
The update that fixes this issue is included in a "bundled update." To get the update, see the "How to get this update" section in the following article in the Microsoft Knowledge Base:
3132080 The logon process hangs at the "Welcome" screen or the "Please wait for the User Profile Service" error message window
Status
Microsoft has confirmed that this is an issue in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the terminology that Microsoft uses to describe software updates.
Properties

Article ID: 3063000 - Last Review: 02/12/2016 19:19:00 - Revision: 5.0

Windows Server 2012 R2 Datacenter, Windows Server 2012 R2 Standard, Windows Server 2012 R2 Essentials, Windows Server 2012 R2 Foundation, Windows 8.1 Enterprise, Windows 8.1 Pro, Windows 8.1, Windows RT 8.1

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