The file is not a file that Windows Media Player can play...
Download TCPMP.
http://<br />
http://corecodec.org/...224#r224<br />
If this program can not play it, you may be out of luck...
FYI - There is still no program that can play .mov or some .avi (depending on the codec used to encode) if your file is one of these, you may not be able to play it.