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Clussvc.exe or cluster node crashes when a node sends a message to another node in a Windows Server 2012 R2 cluster

View products that this article applies to.

Symptoms

Consider the following scenario:
  • You have a Windows Server 2012 R2 cluster.
  • One cluster node sends a message that is larger than 64 kilobytes (KB) to another cluster node. Additionally, the connection between the two nodes is broken.
  • The two nodes are reconnected. 
  • A large message is sent through the same connection.
In this scenario, the Clussvc.exe process on the cluster node that receives the message crashes or the cluster node itself crashes.  

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Resolution

To resolve this issue, install update rollup 2984006. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2984006 September 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

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Status

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

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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

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Keywords: kbqfe, kbfix, kbsurveynew, kbexpertiseadvanced, kb

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Article Info
Article ID : 2984324
Revision : 1
Created on : 1/7/2017
Published on : 11/3/2014
Exists online : False
Views : 269