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Installer freezes when you install an update that uses WUSA in Windows 8.1 or Windows Server 2012 R2

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Symptoms

When you install an update by using Windows Update Stand-Alone Installer (WUSA) in Windows 8.1 or Windows Server 2012 R2, WUSA may occasionally freeze. This causes the update installation to fail.

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Resolution

Update information

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Microsoft Download Center

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.

The following files are available for download from the Microsoft Download Center:

Update for Windows 8.1 (KB2949809)

Update for Windows 8.1 for x64-based Systems (KB2949809)

Update for Windows Server 2012 R2 (KB2949809)


Prerequisites

To apply this hotfix, you must have Windows 8.1 or Windows Server 2012 R2 installed.

Restart requirement

You must 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 0.16 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
Wusa.exe6.3.9600.16658305,15213-Mar-201404:39x86
For all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Wusa.exe6.3.9600.16658308,22413-Mar-201405:32x64
For all supported ARM-based versions of Windows 8.1
File nameFile versionFile sizeDateTimePlatform
Wusa.exe6.3.9600.16658298,49613-Mar-201403:55Not applicable

Additional file information for Windows 8.1 and Windows Server 2012 R2

Additional files for all supported x86-based versions of Windows 8.1
File namePackage_1_for_kb2949809~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot applicabl
File size1,819
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File namePackage_for_kb2949809_rtm~31bf3856ad364e35~x86~~6.3.1.0.mum
File versionNot applicabl
File size1,463
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File nameX86_6578f4ea2d485ee288e15b8a01706b67_31bf3856ad364e35_6.3.9600.16658_none_e6a759d28c5b0ddd.manifest
File versionNot applicabl
File size692
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File nameX86_microsoft-windows-wusa_31bf3856ad364e35_6.3.9600.16658_none_41c4cca2341a7968.manifest
File versionNot applicabl
File size15,945
Date (UTC)13-Mar-2014
Time (UTC)06:38
PlatformNot applicabl
Additional files for all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
File nameAmd64_6578f4ea2d485ee288e15b8a01706b67_31bf3856ad364e35_6.3.9600.16658_none_42c5f55644b87f13.manifest
File versionNot applicabl
File size694
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File nameAmd64_ac103ccfb3cdeb3bd0056678b3777566_31bf3856ad364e35_6.3.9600.16658_none_1e414b1ee15ca3c6.manifest
File versionNot applicabl
File size696
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File nameAmd64_microsoft-windows-wusa_31bf3856ad364e35_6.3.9600.16658_none_9de36825ec77ea9e.manifest
File versionNot applicabl
File size15,949
Date (UTC)13-Mar-2014
Time (UTC)08:31
PlatformNot applicabl
File namePackage_1_for_kb2949809~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot applicabl
File size2,270
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File namePackage_2_for_kb2949809~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot applicabl
File size2,280
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File namePackage_for_kb2949809_rtm~31bf3856ad364e35~amd64~~6.3.1.0.mum
File versionNot applicabl
File size2,644
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File nameX86_microsoft-windows-wusa_31bf3856ad364e35_6.3.9600.16658_none_41c4cca2341a7968.manifest
File versionNot applicabl
File size15,945
Date (UTC)13-Mar-2014
Time (UTC)06:38
PlatformNot applicabl
Additional files for all supported ARM-based versions of Windows 8.1
File nameArm_a747f814fd548aa972363865bfcf21d8_31bf3856ad364e35_6.3.9600.16658_none_6c25371506d61bcf.manifest
File versionNot applicabl
File size692
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File nameArm_microsoft-windows-wusa_31bf3856ad364e35_6.3.9600.16658_none_41c73efa3417982e.manifest
File versionNot applicabl
File size15,945
Date (UTC)13-Mar-2014
Time (UTC)05:54
PlatformNot applicabl
File namePackage_1_for_kb2949809~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot applicabl
File size1,819
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl
File namePackage_for_kb2949809_rtm~31bf3856ad364e35~arm~~6.3.1.0.mum
File versionNot applicabl
File size1,463
Date (UTC)13-Mar-2014
Time (UTC)16:51
PlatformNot applicabl

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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: kbqfe, kbfix, kbexpertiseinter, kbsurveynew, kbbug, atdownload, kb

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Article Info
Article ID : 2949809
Revision : 2
Created on : 4/9/2020
Published on : 4/9/2020
Exists online : False
Views : 299