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Windows Update does not install files if compression is enabled in Windows 10 Technical Preview


Symptoms

Windows Update does not install files on a Windows 10 Technical Preview-based computer that has system compression enabled.

Note On a computer that uses a solid-state drive (SSD) as its boot volume, system compression is enabled automatically.

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Cause

When system compression is enabled, the method that file system uses to track file deletions may cause the Windows Update installer to think that the temp files cannot be extracted correctly. This prevents Windows Update from completing.

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Resolution

Update information

An update is available to resolve this problem.

How to obtain this update

Windows Update
This update is available from Windows Update.

Prerequisites

There are no prerequisites for installing this update.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.
File information

The global version of this update 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.

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 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 32-bit versions of Windows 10 Technical Preview
File nameFile versionFile sizeDateTimePlatform
Wof.sys6.4.9879.9188,44806-Dec-201407:56x86
For all supported 64-bit versions of Windows 10 Technical Preview
File nameFile versionFile sizeDateTimePlatform
Wof.sys6.4.9879.9223,77606-Dec-201409:56x64

Additional file information

Additional information for all supported 32-bit versions of Windows 10 Technical Preview
File propertyValue
File nameX86_18456614258ded6916ed858bab90079d_31bf3856ad364e35_6.4.9879.9_none_c2e643323457388e.manifest
File versionNot applicable
File size693
Date (UTC)12-Dec-2014
Time (UTC)02:18
File nameX86_microsoft-windows-overlayfilter_31bf3856ad364e35_6.4.9879.9_none_7ede596ed154ad8c.manifest
File versionNot applicable
File size16,851
Date (UTC)06-Dec-2014
Time (UTC)07:58
Additional information for all supported 64-bit versions of Windows 10 Technical Preview
File propertyValue
File nameAmd64_ab562181130aa6e7691f126f9f261c70_31bf3856ad364e35_6.4.9879.9_none_33cdc56165b1dcf6.manifest
File versionNot applicable
File size697
Date (UTC)12-Dec-2014
Time (UTC)02:18
File nameAmd64_microsoft-windows-overlayfilter_31bf3856ad364e35_6.4.9879.9_none_dafcf4f289b21ec2.manifest
File versionNot applicable
File size16,855
Date (UTC)06-Dec-2014
Time (UTC)10:00

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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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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

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Keywords: kbfix, atdownload, kbexpertiseadvanced, kbsurveynew, kb

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Article Info
Article ID : 3025096
Revision : 1
Created on : 1/7/2017
Published on : 12/15/2014
Exists online : False
Views : 316