You may be unable to play Digital Rights Management (DRM)-protected content in Microsoft Windows Media Player 11 on a Windows Vista-based computer. When you try to play DRM-protected content, you may experience the following symptoms:

• You receive the following error message:
  

  0xC00D11B1 - Windows Media Player cannot play the file. This can occur when another program or operating system component encounters a problem but does not communicate the nature of the problem to the Player.

• Windows Media Player may abruptly close after the license for the content has been downloaded.