Article ID: 883355 - View products that this article applies to.
When you use Microsoft Outlook Express or Windows Mail for Windows Vista to format an HTML e-mail message together with a Windows Media Audio (WMA) or MP3 background sound, you may receive the following error message:
The recipient who reads the MHTML-formatted e-mail message does not hear the sound.
One or more of the pictures in this message could not be found. When you send this message these pictures will not be included. Are you sure you want to send this message?
This problem occurs even if the *.wma or *.mp3 file name extensions appear in the Files of type box.
To work around this problem, use a format other than the WMA or MP3 formats for your sound file.
The following table lists the file formats that Outlook Express and Windows Mail for Windows Vista support for background sound.
Collapse this tableExpand this table
To create an e-mail message that contains background sound, follow these steps:
For more information about how to troubleshoot audio problems, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/263065/ )How to troubleshoot audio problems in Outlook Express e-mail messages
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.