Failed to open MOV video files using Quick Time later version

Hello,
I can’t open my MOV video files using Quick Time later version.
I can’t understand this error message so I need your help to play video files properly. What should I do now?
Have any idea or solution to fix it?
I would be grateful to you.
Thanks.

DirectShowSource: couldn't open file C:tempRipBot264tempjob1video.mkv:
Class not registered
OK
