How to export a Webflow form into React?

Hello everyone! I have a Webflow project with a form that cannot be exported properly into React. It says that the site has “improperly configured forms”. I’ve read countless entries here in the Forum but none of the seems to work.

Here is the read-only link:

The backend developer told me that this occurred and none of us knows what to do. I even added a third party form provider (Basin) but it just didn’t solve the problem. Any help would be much appreciated.