mplayer don't work
 

hi,
i installed the mplayer with apt-get from fc3 packages,now when i want to play gmplayer this is the error:
error:opening/intializing the selected video_out (-vo) device
it is working in terminal with the command "mplayer -vo vx,*.dat",the problem is when is start the gmplayer it don't work,plz help me.