Switching to PHP 8.0

Hi there

Currently our server is being switched over from PHP 7.4 to 8.0. One of our sites is having a small issue with the theme. See link – https://www.dropbox.com/s/1imrqxxuk5qmn6n/CanGenWeb.jpg?dl=0

Everything else works with no issue.

Can you assist?

Thanks

Steve Fulton, UE

The page I need help with: [log in to see the link]