In Windows Vista, when you use Windows Media Center to view television, the Secondary Audio Program (SAP) may be selected as primary audio device, and you will be prevented from receiving audio in the desired language.

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This problem occurs because of a problem in Windows Media Center. If the language description of an audio stream is an unsupported audio type, an incorrect stream will be selected.

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To resolve this problem, install update 929615. To install this update, visit the following Microsoft Web site:

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Update information

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

Windows Vista
Download the Update for Windows Vista (KB929615) package now. (http://www.microsoft.com/downloads/details.aspx?familyid=B39DFAB7-3D61-4F76-AE5F-6E2B33EA359B&displaylang=en)
Windows Vista, 64-bit versions
Download the Update for Windows Vista for 64-bit Systems (KB929615) package now. (http://www.microsoft.com/downloads/details.aspx?familyid=308F52DB-B295-4137-BDA4-AB50E6458A16&displaylang=en)

Release Date: January 30, 2007

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base: 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.

Restart requirement

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

Update replacement information

This update does not replace any other updates that are installed on the computer.

File information

The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it 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.

Windows Vista

File name	File version	File size	Date	Time	Platform
Update-bf.mum	Not Applicable	1,761	11-Jan-2007	20:24	Not Applicable
X86_microsoft-windows-v..e-filters-tvdigital_31bf3856ad364e35_6.0.6000.20493_none_da42422f734d035f.manifest	Not Applicable	84,437	11-Jan-2007	23:07	Not Applicable
X86_microsoft-windows-v..filters-tvdigital.d_31bf3856ad364e35_6.0.6000.20493_none_83097c39b9598243.manifest	Not Applicable	739	11-Jan-2007	20:20	Not Applicable
Psisdecd.dll	6.6.6000.16398	292,352	08-Dec-2006	06:50	x86
Psisdecd.dll	6.6.6000.20493	292,352	08-Dec-2006	06:39	x86

Windows Vista, 64-bit versions

File name	File version	File size	Date	Time	Platform
Amd64_microsoft-windows-v..e-filters-tvdigital_31bf3856ad364e35_6.0.6000.20493_none_3660ddb32baa7495.manifest	Not Applicable	84,473	12-Jan-2007	11:01	Not Applicable
Amd64_microsoft-windows-v..filters-tvdigital.d_31bf3856ad364e35_6.0.6000.20493_none_df2817bd71b6f379.manifest	Not Applicable	743	11-Jan-2007	20:20	Not Applicable
Update-bf.mum	Not Applicable	2,443	11-Jan-2007	20:24	Not Applicable
Psisdecd.dll	6.6.6000.16398	374,784	08-Dec-2006	07:24	x64
Psisdecd.dll	6.6.6000.20493	374,784	08-Dec-2006	08:07	x64

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

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