Video not viewing in KM player

I have problem with Km player not being able to show video(but sound works) in some files(mkv files),most of mine mkv format file works fine in it but some as
http://www.mediafire.com/download.php?yy1dzyygqyw
shows only sound.I have treid re-installing player as well as codec pack I use.
I use CCCp codec pack.
Answer #1
Reset all settings in KMPlayer. You shouldn’t need any codecs for it.
Answer #2
I Used to have the same problem so had to use k-light mega codec pack than i updated my drivers using driver magician and got new graphics driver and it solved the problem, so try updating your drivers, should solve the problem
Answer #3
Thanks will try and then see whether it solves problem, or not