Windows Media Player cannot play the content. You might
encounter this error message for the following reason:
The content provider (such as an online store) has revoked your
license to use the content. The content provider might revoke the
license because the provider is no longer maintaining support for
the protected content that you downloaded to your computer or
because you have instructed the provider to deactivate the content
on this computer (for example, so that you can use the content on
another computer). For more information, contact the content
provider.