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I/O error 0xC0000427 when you perform initial backup in Data Protection Manager to a fully deduplicated .vhdx file

View products that this article applies to.

Symptoms

Consider the following scenario:
  • You have a Hyper-V host on a volume that is deduplicated.
  • The deduplicated volume contains one or more virtual hard disk (.vhdx) files.
  • You perform an initial backup in Data Protection Manager to a fully deduplicated .vhdx file.

In this scenario, the .vhdx file reaches maximum fragmentation size, and I/O error 0xC0000427 occurs.

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Resolution

Hotfix information

A supported hotfix is available from Microsoft Support. 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 hotfix, you must be running Windows 8.1 or Windows Server 2012 R2.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any previously released hotfix.

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File information
The English (United States) 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 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.

    VersionProductMilestoneService branch
    6.3.960 0.17 xxxWindows 8.1 and Windows Server 2012 R2RTMGDR
  • 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 and MANIFEST files, and the associated security catalog (.cat) files, are extremely 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 nameFile versionFile sizeDateTimePlatform
Ntfs.sys6.3.9600.170901,679,70406-Apr-201415:19x86
For all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Ntfs.sys6.3.9600.170902,013,01606-Apr-201416:24x64
For all supported ARM-based versions of Windows 8.1
File nameFile versionFile sizeDateTimePlatform
Ntfs.sys6.3.9600.170901,492,83206-Apr-201413:04Not Applicable

Additional file information

Additional file information for Windows 8.1 and Windows Server 2012 R2

Additional files for all supported x86-based versions Windows 8.1
File namePackage_1_for_kb2958029~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot Applicable
File size1,827
Date (UTC)07-Apr-2014
Time (UTC)03:27
PlatformNot Applicable
File namePackage_2_for_kb2958029~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot Applicable
File size2,051
Date (UTC)07-Apr-2014
Time (UTC)03:27
PlatformNot Applicable
File namePackage_3_for_kb2958029~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot Applicable
File size1,827
Date (UTC)07-Apr-2014
Time (UTC)03:27
PlatformNot Applicable
File namePackage_for_kb2958029_rtm_gm~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot Applicable
File size1,957
Date (UTC)07-Apr-2014
Time (UTC)03:27
PlatformNot Applicable
File namePackage_for_kb2958029_rtm~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot Applicable
File size1,476
Date (UTC)07-Apr-2014
Time (UTC)03:27
PlatformNot Applicable
File nameX86_2f87f2211137cd62c3700d8d1a6b5860_31bf3856ad364e35_6.3.9600.17090_none_fd94f865f531c3fb.manifest
File versionNot Applicable
File size692
Date (UTC)07-Apr-2014
Time (UTC)03:27
PlatformNot Applicable
File nameX86_microsoft-windows-ntfs_31bf3856ad364e35_6.3.9600.17090_none_3b0200b638910792.manifest
File versionNot Applicable
File size16,005
Date (UTC)06-Apr-2014
Time (UTC)15:37
PlatformNot Applicable
Additional files for all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
File nameAmd64_b2979c2e2312e442aefbb6a167d78fe4_31bf3856ad364e35_6.3.9600.17090_none_e0687785ca63245f.manifest
File versionNot Applicable
File size696
Date (UTC)07-Apr-2014
Time (UTC)03:36
PlatformNot Applicable
File nameAmd64_microsoft-windows-ntfs_31bf3856ad364e35_6.3.9600.17090_none_97209c39f0ee78c8.manifest
File versionNot Applicable
File size16,011
Date (UTC)06-Apr-2014
Time (UTC)16:36
PlatformNot Applicable
File namePackage_1_for_kb2958029~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot Applicable
File size1,837
Date (UTC)07-Apr-2014
Time (UTC)03:36
PlatformNot Applicable
File namePackage_2_for_kb2958029~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot Applicable
File size2,289
Date (UTC)07-Apr-2014
Time (UTC)03:36
PlatformNot Applicable
File namePackage_3_for_kb2958029~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot Applicable
File size1,837
Date (UTC)07-Apr-2014
Time (UTC)03:36
PlatformNot Applicable
File namePackage_for_kb2958029_rtm_gm~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot Applicable
File size1,969
Date (UTC)07-Apr-2014
Time (UTC)03:36
PlatformNot Applicable
File namePackage_for_kb2958029_rtm~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot Applicable
File size1,484
Date (UTC)07-Apr-2014
Time (UTC)03:36
PlatformNot Applicable
Additional files for all supported ARM-based versions of Windows 8.1
File nameArm_2925ee75e53cf6c187c359c01e3be6d7_31bf3856ad364e35_6.3.9600.17090_none_1ba44d7394b0fc8d.manifest
File versionNot Applicable
File size692
Date (UTC)07-Apr-2014
Time (UTC)03:35
PlatformNot Applicable
File nameArm_microsoft-windows-ntfs_31bf3856ad364e35_6.3.9600.17090_none_3b04730e388e2658.manifest
File versionNot Applicable
File size16,005
Date (UTC)06-Apr-2014
Time (UTC)16:20
PlatformNot Applicable
File namePackage_1_for_kb2958029~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot Applicable
File size1,827
Date (UTC)07-Apr-2014
Time (UTC)03:35
PlatformNot Applicable
File namePackage_2_for_kb2958029~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot Applicable
File size2,051
Date (UTC)07-Apr-2014
Time (UTC)03:35
PlatformNot Applicable
File namePackage_3_for_kb2958029~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot Applicable
File size1,827
Date (UTC)07-Apr-2014
Time (UTC)03:35
PlatformNot Applicable
File namePackage_for_kb2958029_rtm_gm~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot Applicable
File size1,957
Date (UTC)07-Apr-2014
Time (UTC)03:35
PlatformNot Applicable
File namePackage_for_kb2958029_rtm~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot Applicable
File size1,476
Date (UTC)07-Apr-2014
Time (UTC)03:35
PlatformNot Applicable

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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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References

Learn about the terminology that Microsoft uses to describe software updates.

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Keywords: kb, kbautohotfix, kbqfe, kbhotfixserver, kbfix, kbexpertiseinter, kbsurveynew, kbbug

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Article Info
Article ID : 2958029
Revision : 1
Created on : 1/7/2017
Published on : 5/13/2014
Exists online : False
Views : 221