wne i click one Arrow givet this msg to me "SAveForm No links were found"

I Have used SaveForm. but now I Trying to use this for download video give this msg to me "SAveForm No links were found" in google chorm. Why this happed to me. I get the update.

Here version,

• Browser: Chrome 51.0.2704 Windows 8.1
• User Agent: Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36
• Extension: chameleon 6.35

here is the video url - https://www.facebook.com/NewsfirstSL/videos/1142900049103585/