I think you should contact Wix Support at support@wix.com or write a post here with the headline of WIX TEAM HELP NEEDED or similar.
I have this exact error on a page and I spent hours and hours trying to solve it but it was something with the new feature SSR that made direct access to some Dynamic Pages break. I can’t tell if that is the case for you but one guess would be to ask them to check it for you.