Article ID: 814129 - View products that this article applies to.
When you play certain MP3 files, you may receive the following error message in the Windows Media Player 9 Series:
When you click More Information, you receive the following error message:
Windows Media Player cannot play the file. The file is either corrupt or the Player does not support the format you are trying to play.
0xC00D1199: Cannot play file
This occurs because the Windows Media Player 9 Series does not support MP3 files that have unsynchronized ID3v2 headers. Earlier versions of the Media Player ignore the header if it is unsynchronized.
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 this specific problem. 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 Web site:
The following files are available for download from the Microsoft Download Center:
Date Time Version Size File name -------------------------------------------------------------- 04-Feb-2003 20:43 184.108.40.20600 2,058,888 Wmvcore.dll
Download the wm814129.exe package now.
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The hotfix in this article permits Windows Media Player 9 Series to play back MP3 files with this type of ID3v2 header. Additionally, an end user can use current versions of most third-party tag editors and resave the header. In most cases, this removes the unsynchronization.
Microsoft has confirmed that this is a bug in the Microsoft products that are listed at the beginning of this article.
MP3 audio data is identified by a sync signal at the beginning of an MP3 frame. Unsynchronization is a process by which some tag editors modify the ID3 header so that older players that do not understand ID3 tags effectively discard the header information because the sync signal does not exist in the header.
As part of this hotfix, the Windows Media Player 9 Series does the following:
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