Totem problem

[Luca Manganelli]

Hi, I'm trying to open some mpeg videos, but the Totem (default
player) gives me an error:

The video output is in use by another application. Please close other
video applications, or select another video output in the Multimedia
Systems Selector.

What happened?


--
"An algorithm must be seen to be believed."
   -- Donald Knuth, in "Fundamental Algorithms"
                               http://www.trapanator.com/blog