Description of the Office Online hotfix package (wacmui-en-us.msp,wacwfe-x-none.msp): October 26, 2010

This article describes the Microsoft Office Web App issue that is fixed in the hotfix package that is dated October 26, 2010.

Issues that this hotfix package fixes

Consider the following scenario. You install a Serbian User Interface (UI) on a Windows Server 2008 server that has web applications. You set the UI language to Serbian. You then open a Microsoft Office PowerPoint 2010 document for the first time. A page in the PowerPoint 2010 document calls the oart.dll file. In this scenario, the PowerPoint 2010 document does not display correctly.


Hotfix information

A supported hotfix is available from Microsoft. 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, visit the following Microsoft website: 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.


There are no prerequisites for installing this hotfix.

Restart requirement

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

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

File information

This hotfix may not contain all the files that you must have to fully update a product to the latest build. This hotfix contains only the files that you must have to resolve the issue that is listed in this article.
The English version of this hotfix package uses a Microsoft Windows Installer package to install the hotfix package. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.


Download information

File nameFile versionFile sizeDateTimePlatform

Microsoft Windows Installer .msp file information

File nameFile versionFile sizeDateTimePlatform
Wacmui-en-us.mspNot Applicable1,163,7769-Oct-1022:48Not Applicable
Wacwfe-x-none.mspNot Applicable64,724,9929-Oct-1022:48Not Applicable

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

Αναγνωριστικό άρθρου: 2394319 - Τελευταία αναθεώρηση: 04/24/2014 02:29:00 - Αναθεώρηση: 3.1

Microsoft Excel Online, Microsoft Internet Information Services Media Services 3.0, Microsoft PowerPoint Online, Microsoft Word Online

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