i rebuid it many times by using yum but it didn't work.
that is [b] reinstall" i meant build from the source code.
smplayer has a bug in that there is a mismatch in the mplayer version. i just build both from source.
if the whole system frezes then some more info might be needed
how much system ram do you have ?
What is the resolution of the movie ( is it a HD 1080 vid or a small 320x?? vid