Wbengine.exe crashes when you run a backup on a GPT formatted drive in Windows Server 2012

This article describes an issue that occurs when a backup is taken on a GUID partition table (GPT) formatted drive in Windows Server 2012. You can fix this issue by using the update in this article. 
How to get this update
Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Method 1: Windows Update

This update is provided as a Recommended update on Windows Update. For more information on how to run Windows Update, see How to get an update through Windows Update.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Note You must be running Microsoft Internet Explorer 6.0 or later.

Update detail information


There's no prerequisite to apply this update.

Registry information

To apply this update, you don't have to make any changes to the registry.

Restart requirement

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

Update replacement information

This update doesn't replace a previously released update.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Learn about the terminology that Microsoft uses to describe software updates.
File Information
The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows Server 2012

  • 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 0.21xxxWindows Server 2012RTMLDR
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed in the "Additional file information" 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.
x64 Windows Server 2012
File nameFile versionFile sizeDateTimePlatform

Additional file information

x64 Windows Server 2012
File propertyValue
File nameAmd64_c6d8b3153412fa06de0f22d8380b952a_31bf3856ad364e35_6.2.9200.21798_none_a980a2d32476553d.manifest
File versionNot applicable
File size707
Date (UTC)10-Mar-2016
Time (UTC)16:14
PlatformNot applicable
File nameAmd64_microsoft-windows-blb-engine-main_31bf3856ad364e35_6.2.9200.21798_none_3d2e5a4da2a650fd.manifest
File versionNot applicable
File size8,055
Date (UTC)10-Mar-2016
Time (UTC)04:39
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size2,143
Date (UTC)10-Mar-2016
Time (UTC)16:14
PlatformNot applicable

Article ID: 3146600 - Last Review: 05/10/2016 17:40:00 - Revision: 4.0

Windows Server 2012 Datacenter, Windows Server 2012 Standard, Windows Server 2012 Essentials, Windows Server 2012 Foundation

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