Unable to See Comments

Hello – I would love to enable facebook comments below specific videos, however I can’t get the comments box to show up at all! Any ideas on how to fix this? It just shows up as ‘comments’ twice with no actual comments boxes. Thanks!

https://karlstelterweddingfilms.com/portfolio/test-video-portfolio-scope/

https://www.ads-software.com/plugins/facebook-comments-plugin/