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When I used the Online Media feature of Media Center Extender, I received an error message: "Video Error" or returns to the Gallery

Error message description
When you try to use the Online Media or Internet TV features of Media Center Extender on a Windows Vista-based computer, you may receive the following error message:
Video Error
Files needed to display video are not installed or not working correctly, please restart windows media center or restart the computer

When you try to use the Online Media or Internet TV features of Media Center Extender on a Windows 7-based computer, Windows Media Center shows a "Busy" cursor followed by a black screen before returning to the Windows Media Center Gallery.
This problem occurs when a network router blocks the network packets that are sent by an online service to deliver media content such as movies or music. Some network routers block some media-based network packets that are sent by some online services. This article helps you fix the problem.
Resolution
To resolve this problem, install Service Pack 1 for Windows Vista, and then update the Online Media settings for Media Center Extender.

Step 1: Update Windows Vista (if required)


Install Service Pack 1 for Windows Vista.

For more information about installing Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:
935791 How to obtain the latest Windows Vista service pack

Step 2: Update the Online Media settings for Media Center Extender

Change the Windows Vista registry settings for Online Media.

To have us update the registry for you, go to the "Fix it for me" section. If you’d rather update the registry yourself, go to the "Let me fix it myself" section.

Fix it for me

To update the registry automatically, click the Fix this problemlink. Then click Runin the File Downloaddialog box, and follow the steps in this wizard.



Note this wizard may be in English only; however, the automatic fix also works for other language versions of Windows.

Note If you are not on the computer that has the problem, you can save the automatic fix to a flash drive or to a CD, and then you can run it on the computer that has the problem.

Now go to the "Did this fix the problem?" section.

Let me fix it myself

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To update the registry, follow these steps:
  1. Click Start   Start button , type regedit in the Start Search box, and then press ENTER.

    User Account Control permission If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
  2. Locate and then click the following registry subkey:
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MediaCenterPeripheral
  3. On the Edit menu, point to New, and then click DWORD (32-bit) Value.
  4. Type MFNETSOURCE_DISABLE_UDP, and then press ENTER.
  5. On the Edit menu, click Modify.
  6. Type 1, and then click OK.
  7. Exit Registry Editor.
Now go to the "Did this fix the problem?" section.

Did this fix the problem?

Check whether the problem is fixed. If the problem is fixed, you are finished with this article. If the problem is not fixed, you can contact support.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
More information
For more information about Media Center Extender, visit the following Microsoft Web site:
fixit fix it winvista vista wme xntdr Troubleshoot windows fixme fixit fix it
Properties

Article ID: 931364 - Last Review: 09/23/2011 21:34:00 - Revision: 5.0

  • Windows Vista Ultimate
  • Windows Vista Home Premium
  • Windows Vista Ultimate 64-bit Edition
  • Windows Vista Home Premium 64-bit Edition
  • Windows 7 Home Premium
  • Windows 7 Professional
  • Windows 7 Ultimate
  • kbfixme kbmsifixme kbfix kbprb KB931364
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