this worked fine for me
CAUSE
This issue may occur if one or more of the Jscript registry key
settings are incorrect. This behavior may also occur if the Jscript.dll
file is missing or damaged.
RESOLUTION
To resolve this issue, use the following methods in the order that they
are presented.
Method 1: Reregister Jscript.dll and Vbscript.dll
1. Click Start, and then click Run.
2. In the Open box, type regsvr32 jscript.dll, and then click OK.
3. Click OK.
then open windows media and it will work fine
