Article ID: 944627 - View products that this article applies to.
When you try to use Microsoft Windows Media Player to play a file in Microsoft Office Live Meeting 2005, you receive the following error message:
Windows Media Player cannot play the file because the specified protocol is not supported. If you typed a URL in the Open URL dialog box, try using a different transport protocol (for example, "http:" or "rtsp:").
This issue occurs if the Wmnetmgr.dll file is registered incorrectly.
To resolve this issue, follow these steps: