Applies ToWindows Server 2012 R2 Datacenter Windows Server 2012 R2 Standard Windows Server 2012 R2 Essentials Windows Server 2012 R2 Foundation Windows 8.1 Enterprise Windows 8.1 Pro Windows 8.1 Windows RT 8.1

This article describes an issue in which applications may crash in Windows 8.1, Windows RT 8.1, or Windows Server 2012 R2. An update is available to resolve this issue. Before you install this update, check out the Prerequisites section, and see the "More Information" section about the AddEntry method.

How to obtain this update

Important Do not install a language pack after you install this update. If you do, the language-specific changes in the update will not be applied, and you will have to reinstall the update. For more information, see Add language packs to Windows.

Method 1: Windows Update

This update is provided as an Optional update from Windows Update.

To obtain this update from Windows Update, follow these steps:

  1. Swipe in from the right edge of the screen, and then tap Search. Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.

  2. In the search box, type Windows Update, and then tap or click Windows Update.

  3. In the left pane, click Check for updates, and then wait while Windows looks for the latest updates for your computer.

  4. If you see a message telling you that optional updates are available, or telling you to review optional updates, click the message to view the optional updates.

  5. In the list, select the check box for update 3054464 under Optional, and then tap or click Install.

See the frequently asked questions for Windows Update in Windows 8.1.

Method 2: Microsoft Download CenterThe following files are available for download from the Microsoft Download Center:

Operating system

Update

All supported x86-based versions of Windows 8.1

Download Download the package now.

All supported x64-based versions of Windows 8.1

Download Download the package now.

All supported x64-based versions of Windows Server 2012 R2

Download Download the package now.

Note The update for Windows RT 8.1 can be obtained only from Windows Update. 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.

Update detail information

PrerequisitesTo install this update, you must have April 2014, update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed in Windows 8.1 or Windows Server 2012 R2.

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

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

Update replacement informationThis update does not replace a previously released update.

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.

Windows 8.1 and Windows Server 2012 R2 file information and notes

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, 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 x86-based versions of Windows 8.1

File name

File version

File size

Date

Time

Platform

Uiautomationcore.dll

7.2.9600.17795

1,018,880

10-Apr-2015

00:17

x86

Uiautomationcore.ptxml

Not applicable

1,054

21-Aug-2013

23:50

Not applicable

Uiautomationcoreres.dll

7.2.9600.16384

34,816

22-Aug-2013

04:16

x86

For all supported x64-based versions of Windows 8.1 or Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Uiautomationcore.dll

7.2.9600.17795

1,249,280

10-Apr-2015

00:40

x64

Uiautomationcore.ptxml

Not applicable

1,054

22-Aug-2013

06:54

Not applicable

Uiautomationcoreres.dll

7.2.9600.16384

34,816

22-Aug-2013

11:44

x64

Uiautomationcore.dll

7.2.9600.17795

1,018,880

10-Apr-2015

00:17

x86

Uiautomationcoreres.dll

7.2.9600.16384

34,816

22-Aug-2013

04:16

x86

Wow64_uiautomationcore.ptxml

Not applicable

1,054

21-Aug-2013

23:50

Not applicable

For all supported Windows RT 8.1

File name

File version

File size

Date

Time

Platform

Uiautomationcore.dll

7.2.9600.17795

890,880

09-Apr-2015

23:56

Not applicable

Uiautomationcore.ptxml

Not applicable

1,054

21-Aug-2013

23:41

Not applicable

Uiautomationcoreres.dll

7.2.9600.16384

34,816

22-Aug-2013

03:16

Not applicable

Additional file information

Additional file information for Windows 8.1 and for Windows Server 2012 R2

Additional files for all supported x86-based versions of Windows 8.1

File property

Value

File name

X86_5479d85982089d7b8ba1ff120638b3cc_31bf3856ad364e35_6.3.9600.17795_none_bcdc11a7949ef27e.manifest

File version

Not applicable

File size

704

Date (UTC)

13-Apr-2015

Time (UTC)

18:20

Platform

Not applicable

File name

X86_microsoft-windows-uiautomationcore_31bf3856ad364e35_6.3.9600.17795_none_44ae79545dbcbd53.manifest

File version

Not applicable

File size

76,875

Date (UTC)

13-Apr-2015

Time (UTC)

19:15

Platform

Not applicable

Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2

File property

Value

File name

Amd64_927e13a36503938fc68d8be45c4b084f_31bf3856ad364e35_6.3.9600.17795_none_dee505ab80261fff.manifest

File version

Not applicable

File size

708

Date (UTC)

13-Apr-2015

Time (UTC)

18:21

Platform

Not applicable

File name

Amd64_cbe93dc5251f2619ea49a56ba5b20c24_31bf3856ad364e35_6.3.9600.17795_none_afc6501f7c669710.manifest

File version

Not applicable

File size

708

Date (UTC)

13-Apr-2015

Time (UTC)

18:21

Platform

Not applicable

File name

Amd64_microsoft-windows-uiautomationcore_31bf3856ad364e35_6.3.9600.17795_none_a0cd14d8161a2e89.manifest

File version

Not applicable

File size

76,879

Date (UTC)

13-Apr-2015

Time (UTC)

19:20

Platform

Not applicable

File name

Wow64_microsoft-windows-uiautomationcore_31bf3856ad364e35_6.3.9600.17795_none_ab21bf2a4a7af084.manifest

File version

Not applicable

File size

75,860

Date (UTC)

13-Apr-2015

Time (UTC)

19:20

Platform

Not applicable

Additional files for all supported Windows RT 8.1

File property

Value

File name

Arm_20a46cf307a3cd735670afdc5bea8b51_31bf3856ad364e35_6.3.9600.17795_none_aefb2a033db9e188.manifest

File version

Not applicable

File size

704

Date (UTC)

13-Apr-2015

Time (UTC)

18:20

Platform

Not applicable

File name

Arm_microsoft-windows-uiautomationcore_31bf3856ad364e35_6.3.9600.17795_none_44b0ebac5db9dc19.manifest

File version

Not applicable

File size

76,875

Date (UTC)

13-Apr-2015

Time (UTC)

19:10

Platform

Not applicable

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References

See the terminology that Microsoft uses to describe software updates.

More Information

For more information about AddEntry method, see the AddEntry method.

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