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This article describes an issue when you back up some virtual machines in Windows 8.1 or Windows Server 2012 R2. Check out the prerequisite before you install this update or hotfix.

Symptoms

Assume that you install update 2919355 on a Windows 8.1-based or Windows Server 2012 R2-based computer. When you try to back up some Hyper-V virtual machines that reside on cluster shared volumes, you receive an error message that indicates the backup request has failed.
Here is a sample of the error messages that you may encounter when this issue occurs:
Error(s): vss_e_unexpected_provider_error

Csv writer is in failed state with unexpected error

Note The error message that an end-user will see is surfaced by the backup vendor products, and therefore it will vary by vendor.

Resolution

To resolve this issue, install the update or hotfix that is described in this article.

Update information

How to obtain this update

Windows Update
This update is available from Windows Update.
Microsoft Download Center
The following files are available for download from the Microsoft Download Center:
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Operating systemUpdate
All supported x64-based versions of Windows 8.1
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Download
Download the package now.
All supported x64-based versions of Windows Server 2012 R2
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Download
Download the package now.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

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 the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

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, contact 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, go to the following Microsoft website:
http://support.microsoft.com/contactus/?ws=support
Note 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 update or hotfix, you must be running Windows 8.1 and Windows Server 2012 R2, and have the update 2919355 installed.

For more information about how to obtain update 2919355, 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 apply this update or hotfix, you do not have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update or hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

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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 notes
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Important Windows 8.1 hotfixes and Windows Server 2012 R2 hotfixes are included in the same packages. However, only "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 8.1" 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:
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    Version Product Milestone Service branch
    6.3.960 0.16xxxWindows 8.1 and Windows Server 2012 R2RTMGDR
    6.3.960 0.17 xxxWindows 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 for Windows 8.1 and Windows Server 2012 R2" 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 x64-based versions of Windows 8.1 and of Windows Server 2012 R2
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File nameFile versionFile sizeDateTimePlatform
Rdvgpuinfo.dll6.3.9600.1638460,41622-Aug-201309:37x64
Vmms.exe6.3.9600.1712013,401,60010-May-201403:54x64
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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.

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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Additional file information for Windows 8.1 and Windows Server 2012 R2

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Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2
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File propertyValue
File nameAmd64_03d0a72a798007dabd2c89fc6fdb1824_31bf3856ad364e35_6.3.9600.17120_none_d30e8386fa6da4ce.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_0d2782383075d50f7e83d7f4f68fc09c_31bf3856ad364e35_6.3.9600.17120_none_61bf12ea0cd901c3.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_0d2abcd9088aeb81138cc9c4e85f0668_31bf3856ad364e35_6.3.9600.17120_none_14a6cce4831638f6.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_1894380531391765228303e4958500e8_31bf3856ad364e35_6.3.9600.17120_none_ad2d60c4d37d2f42.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_21e9d57a0ed7a6247891b0b61282b6c9_31bf3856ad364e35_6.3.9600.17120_none_722c7b073a976677.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_2402fff5ac56aced26cf3e55ee2838d1_31bf3856ad364e35_6.3.9600.17120_none_92a8ce7301e4b528.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_2d9aa8c7b0a3d59b4f0ba84a05ccf976_31bf3856ad364e35_6.3.9600.17120_none_1e5599e7f3759b58.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_3ac31841d534480eacde92bcced7136e_31bf3856ad364e35_6.3.9600.17120_none_e4b3c64ebb00caa0.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_4334135c8ffbf4c9e3d17fe7bb8c985b_31bf3856ad364e35_6.3.9600.17120_none_406d992f3f693b19.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_533f47e922ad193d5757a4908fc39333_31bf3856ad364e35_6.3.9600.17120_none_f6814a7e48c9f166.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_575bbcd006e1a750bd84e2eb2ebf3352_31bf3856ad364e35_6.3.9600.17120_none_8538e3474f012d37.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_582d78f612fc0fad2a278ce82573237e_31bf3856ad364e35_6.3.9600.17120_none_9562c54129a6aa39.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_61b6ce088694811ade4c7cd072cb88ae_31bf3856ad364e35_6.3.9600.17120_none_ce24e1feed338cd5.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_67aee2e1403b07133d18f3d72245b844_31bf3856ad364e35_6.3.9600.17120_none_a130084560e63507.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_a6f8313f679adb9f9477af2cd1e42d62_31bf3856ad364e35_6.3.9600.17120_none_b76c7fd696608451.manifest
File versionNot applicable
File size703
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_a8336f350df0c8ea9def78d96024cb2f_31bf3856ad364e35_6.3.9600.17120_none_87c7ff7b1524e0b7.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_b40a37701f88de8272354b4d44ced428_31bf3856ad364e35_6.3.9600.17120_none_382633d62dc9f8e5.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_c3ca352553da01f92f586b3aa9e72b02_31bf3856ad364e35_6.3.9600.17120_none_a550540c1e3374db.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_c541caee83d0467a144eb95b761a66c7_31bf3856ad364e35_6.3.9600.17120_none_5e2f33aeaaf16ed1.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_c9305974236703c5288b7529f5d109d0_31bf3856ad364e35_6.3.9600.17120_none_2d8ca14fa153bdff.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_cbfd42fc64c3fed4900161aa2d03f5c6_31bf3856ad364e35_6.3.9600.17120_none_126469d0bc5cb6e7.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_da8ed480b5d84f1a5ed05da9f59b9829_31bf3856ad364e35_6.3.9600.17120_none_c701e136d9d68d02.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_ed9ca48d9f6978ba82c412d4049d08d7_31bf3856ad364e35_6.3.9600.17120_none_ebd6f13ea2621e38.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_f14a0cdb976da600177b563d202a5034_31bf3856ad364e35_6.3.9600.17120_none_031f99c92767af22.manifest
File versionNot applicable
File size711
Date (UTC)11-May-2014
Time (UTC)01:46
File nameAmd64_microsoft-hyper-v-vstack-vmms_31bf3856ad364e35_6.3.9600.17120_none_27912b7732b6ce81.manifest
File versionNot applicable
File size1,296,527
Date (UTC)11-May-2014
Time (UTC)01:46
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Properties

Article ID: 2966407 - Last Review: June 10, 2014 - Revision: 1.0
Applies to
  • Windows Server 2012 R2 Datacenter
  • Windows Server 2012 R2 Essentials
  • Windows Server 2012 R2 for Embedded Systems
  • Windows Server 2012 R2 Foundation
  • Windows Server 2012 R2 Standard
  • Windows 8.1 Enterprise
  • Windows 8.1 Pro
Keywords: 
kbautohotfix kbqfe kbhotfixserver kbfix kbexpertiseadvanced KB2966407

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