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Extraneous log entries are created when you remove virtual disk devices in Windows 8.1 or Windows Server 2012 R2

View products that this article applies to.

Symptoms

When you remove a virtual disk device (VHD or VHDx file) in Windows 8.1 or Windows Server 2012 R2, extraneous log entries that resemble the following are created: 
Log Name: System
Source: disk
Date:  <Date><Time> 
Event ID: 157
Task Category: None
Level: Warning
Keywords: Classic
 Computer: <Computer_name> 
Description: Disk  n  has been surprise removed

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Resolution

To resolve this issue, install update 2955164. For more information about how to obtain update 2955164, click the following article number to view the article in the Microsoft Knowledge Base:
2955164 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup: May 2014

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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
This issue occurs because the way the system removes virtual disk devices.

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Keywords: kb, kbqfe, kbfix, kbsurveynew, kbexpertiseadvanced

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Article Info
Article ID : 2958027
Revision : 1
Created on : 1/7/2017
Published on : 2/4/2015
Exists online : False
Views : 238