The following link will not correctly parse

This following youtube video will not correctly work for the 4k video downloader
https://www.youtube.com/watch?v=IIvSXocE6YY

This is the showen error: http://gyazo.com/e99432c592c32da5cee4500476c24ee1

I have changed the threading count and other settings in the preferences menu to of no effect.

Thank you. Jedd