This article describes an issue that occurs when a snapshot creation is running in Windows RT 8.1, Windows 8.1, Windows Server 2012 R2, Windows 8, or a Windows Server 2012. The issue is resolved in a hotfix that is described in this article and has a prerequisite.

Symptoms

Consider the following scenario:

  • You run the following command on a Windows RT 8.1, Windows 8.1, Windows Server 2012 R2, Windows 8, or a Windows Server 2012-based computer:

    CHKDSK /Scan <Drive_Letter>:

  • Then you create a transient snapshot on a thin provisioned volume at the same time.

In this scenario, chkdsk reports errors on the drive if the snapshot runs within the second phase of chkdsk. However, when the snapshot is complete, everything is fine again, and chkdsk does not report any errors.

Resolution

To resolve this issue in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2, install update rollup 2975719, or install the hotfix that is described in the "Hotfix information" section. To resolve this issue in Windows RT, Widows 8, and Windows Server 2012, install update rollup 2975331, or install the hotfix that is described in the "Hotfix information" section.

Update information for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2

For more information about how to obtain this update rollup package, click the following article number to view the article in the Microsoft Knowledge Base:

2975719 August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

Update information for Windows RT, Windows 8 and Windows Server 2012

For more information about how to obtain this update rollup package, click the following article number to view the article in the Microsoft Knowledge Base:

2975331 August 2014 update rollup for Windows RT, Windows 8, and Windows Server 2012

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. If the hotfix is available for download, there is a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix. Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website:

http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must first install the update 2919355 on Windows 8.1 or Windows Server 2012 R2. For more information, 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

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows 8.1 and Windows Server 2012 R2 file information and notes

Important Windows 8.1 hotfixes and Windows Server 2012 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 8.1/Windows Server 2012 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, milestone (RTM,SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.3.960 0.17xxx

    Windows 8.1 and Windows Server 2012 R2

    RTM

    GDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 8.1

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.3.9600.17215

264,512

19-Jun-2014

00:56

x86

For all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.3.9600.17215

310,080

19-Jun-2014

02:13

x64

For Windows RT 8.1

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.3.9600.17215

245,064

18-Jun-2014

23:42

Not applicable

Windows 8 and Windows Server 2012 file information and notes

Important Windows 8 hotfixes and Windows Server 2012 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 8/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, milestone (RTM,SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.2.760 0.21xxx

    Windows 8 and Windows Server 2012

    RTM

    GDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 8

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.2.9200.21139

281,944

05-Jun-2014

13:13

x86

For all supported x64-based versions of Windows 8 and of Windows Server 2012

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.2.9200.21139

330,584

05-Jun-2014

15:46

x64

For Windows RT

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.2.9200.17047

243,520

04-Jul-2014

04:49

Not applicable

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.

Additional file information

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