Welcome to the Shopify Community.
This error is a known one which has been happening since the change to Meta. In order to resolve this, please delete the Facebook Channel and wait at least 24 hours before reinstalling – this has helped to resolve the issue for some merchants. If the error message still appears after this time, please contact Meta support using your unique link below, the area which is bolded is here you add your shop domain:
Let me know how it goes! By the way, how is the rest if business going for you?
Maz | Social Care @ Shopify
- Was my reply helpful? Click Like to let me know!
- Was your question answered? Mark it as an Accepted Solution
- To learn more visit the Shopify Help Center or the Shopify Blog