Attempting to view movie error 'HTM5 Player not properly encoded'

If you are attempting to play a video on a site within ATKingdom and receive a blank page with the message 'HTM5 player not properly encoded' please check that your browser is updated to the latest version.  Do videos play from XHamster?  Is your flash player updated?

If none of this helps, then try to download CCCP: 

http://www.cccp-project.net/