What version exactly are you running? As of v2010.2.19 (recommended version) there should actually be no enhanced video option--it should be grayed out.

MediaLab v2010 which due for imminent release will use the most recent version of the Windows Media Player as its default video playing engine. So if the latest version of the WMP on your machine can...

Strange for XP. What exactly happens when the video should be playing? Can you get ML to play any video on this machine? Also, are you using any parameters, and how are you implementing the...