1. Save the .WMV to a file and try to run it.
2. Install the latest WMP codecs from
I have an e-mail attachment in Outlook Express that I cannot view - I get a Windows Media Error message and am referred to Microsoft web page saying that they are checking into this problem, but don't provide a solution.
The media file is a .wmv file which I think I've been able to open in the past.
Thanks so much for your help with this, Louise