Applies ToWindows 8.1 Enterprise Windows 8.1 Windows 8.1 Pro Windows RT 8.1 Windows Server 2012 R2 Datacenter Windows Server 2012 R2 Essentials Windows Server 2012 R2 Foundation Windows Server 2012 R2 Standard Windows Server 2012 Datacenter Windows Server 2012 Datacenter Windows Server 2012 Essentials Windows Server 2012 Foundation Windows Server 2012 Foundation Windows Server 2012 Standard Windows Server 2012 Standard Windows 8 Windows 8 Enterprise Windows 8 Pro

Symptoms

Consider the following scenario:

  • You create some files on a Cluster Shared Volume (CSV) in Windows 8.1, Windows Server 2012 R2, Windows 8 or Windows Server 2012.

  • You take a snapshot of the CSV.

  • You delete the files.

  • You create some files and delete some older snapshots in parallel.

In this situation, the snapshot CSV snapshot file is corrupted.

Resolution

To resolve this issue in Windows 8.1 or Windows Server 2012 R2, install update 2955164, or install the hotfix that is described in this article.To resolve this issue in Windows 8 or Windows Server 2012, install the hotfix that is described in this article.

Update information

For more information about 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

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 be running Windows 8.1, Windows Server 2012 R2, Windows 8, or Windows Server 2012, and have installed the update 2919355. 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, Windows Server 2012 R2, Windows 8 and Windows Server 2012 file information notesImportant Windows 8.1 and Windows Server 2012 R2, Windows 8 hotfixes and Windows Server 2012 hotfixes are included in the same packages. However, only "Windows 8" or "Windows 8.1" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 8" 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

    6.2.920 0.20xxx

    Windows 8 and Windows Server 2012

    RTM

    LDR

    6.3.960 0.17xxx

    Windows 8.1 and Windows Server 2012 R2

    RTM

    DR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows 8 and Windows Server 2012" 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

6.3.9600.17041

264,536

06-Mar-2014

10:37

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

Csvflt.sys

6.3.9600.16520

210,944

27-Jan-2014

7:50

x64

Csvfs.sys

6.3.9600.16520

654,848

27-Jan-2014

7:48

x64

Volsnap.sys

6.3.9600.17041

310,616

06-Mar-2014

12:42

x64

For all supported x86-based versions of Windows 8

File name

File version

File size

Date

Time

Platform

Volsnap.sys

6.2.9200.20930

281,944

31-Jan-2014

06:55

x86

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

File name

File version

File size

Date

Time

Platform

Csvflt.sys

6.2.9200.20931

205,824

01-Feb-2014

04:32

x64

Csvfs.sys

6.2.9200.20931

628,736

01-Feb-2014

04:30

x64

Volsnap.sys

6.2.9200.20930

330,584

31-Jan-2014

08:17

x64

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 for Windows 8.1, Windows Server 2012 R2, Windows 8 and Windows Server 2012

Additional files for all supported x86-based versions of Windows 8.1

File property

Value

File name

X86_volume.inf_31bf3856ad364e35_6.3.9600.17041_none_aa7e9e601790f66e.manifest

File version

Not applicable

File size

2,100

Date (UTC)

06-Mar-2014

Time (UTC)

11:16

Platform

Not applicable

Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2

File property

Value

File name

Amd64_2f92a286bc7aed8a434e30d7024d10ba_31bf3856ad364e35_6.3.9600.16520_none_130865b95f96d2c6.manifest

File version

Not applicable

File size

718

Date (UTC)

07-Mar-2014

Time (UTC)

19:29

Platform

Not applicable

File name

Amd64_7fe8983e74ac2505c29d973cf6fb11b1_31bf3856ad364e35_6.3.9600.16520_none_0a4a7c1c36086012.manifest

File version

Not applicable

File size

719

Date (UTC)

07-Mar-2014

Time (UTC)

19:29

Platform

Not applicable

File name

Amd64_microsoft-windows-f..cluster-csvflt-core_31bf3856ad364e35_6.3.9600.16520_none_adfe50be8b6f407f.manifest

File version

Not applicable

File size

4,685

Date (UTC)

28-Jan-2014

Time (UTC)

00:51

Platform

Not applicable

File name

Amd64_microsoft-windows-f..rcluster-csvfs-core_31bf3856ad364e35_6.3.9600.16520_none_c73218763337bc02.manifest

File version

Not applicable

File size

3,087

Date (UTC)

28-Jan-2014

Time (UTC)

00:52

Platform

Not applicable

File name

Amd64_volume.inf_31bf3856ad364e35_6.3.9600.17041_none_069d39e3cfee67a4.manifest

File version

Not applicable

File size

2,104

Date (UTC)

06-Mar-2014

Time (UTC)

15:29

Platform

Not applicable

Additional files for all supported x86-based versions of Windows 8

File property

Value

File name

X86_volume.inf_31bf3856ad364e35_6.2.9200.20930_none_131d781ee674600a.manifest

File version

Not applicable

File size

2,100

Date (UTC)

31-Jan-2014

Time (UTC)

06:59

Platform

Not applicable

Additional files for all supported x64-based versions of Windows 8 and of Windows Server 2012

File property

Value

File name

Amd64_08504615f31c9e974b6894a866a6c1e5_31bf3856ad364e35_6.2.9200.20931_none_1ab11059c9ef355e.manifest

File version

Not applicable

File size

718

Date (UTC)

13-Feb-2014

Time (UTC)

18:46

Platform

Not applicable

File name

Amd64_ccaed71ec6de95d5bb5c0066d1479be4_31bf3856ad364e35_6.2.9200.20931_none_b8f4bf7fe144275b.manifest

File version

Not applicable

File size

719

Date (UTC)

13-Feb-2014

Time (UTC)

18:46

Platform

Not applicable

File name

Amd64_microsoft-windows-f..cluster-csvflt-core_31bf3856ad364e35_6.2.9200.20931_none_16896af35a613c89.manifest

File version

Not applicable

File size

4,685

Date (UTC)

01-Feb-2014

Time (UTC)

07:52

Platform

Not applicable

File name

Amd64_microsoft-windows-f..rcluster-csvfs-core_31bf3856ad364e35_6.2.9200.20931_none_2fbd32ab0229b80c.manifest

File version

Not applicable

File size

3,087

Date (UTC)

01-Feb-2014

Time (UTC)

07:52

Platform

Not applicable

File name

Amd64_volume.inf_31bf3856ad364e35_6.2.9200.20930_none_6f3c13a29ed1d140.manifest

File version

Not applicable

File size

2,104

Date (UTC)

31-Jan-2014

Time (UTC)

08:53

Platform

Not applicable

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.