Windows Media Player 11 cannot play audio or video content from an .asx playlist in Windows Vista
Consider the following scenario:
- On a computer that is running Windows Vista, you try to play audio or video content in Windows Media Player 11 from an .asx playlist.
- The DURATION and STARTTIME elements that are in the .asx playlist are used to control the playback time of the content. The sum of the value of these elements exceeds 429.497 seconds.
In this scenario, Windows Media Player 11 cannot play the media that is in the playlist.
Note: This problem does not occur on computers that are running Windows XP or Windows 7.
For more information on this issue, including potential causes, workarounds, and resolutions, see: Microsoft KB Article KB979534.