There has been a critical error on this website

[Simon4s]

Hi there. Thanks for your easy to follow tutorial on Youtube. I ran into some troubles and decided to test your theme and I'm getting this error:

[tylerlorenzen]

I am also getting this error as well on around the 18 min mark.

[natirivero]

In case you're making the same mistake I was... I had this issue and it was because I was using ->id instead of ->ID

$existing_brewery_id = $existing_brewery->ID; // Line 221 at functions.php