Could you please open a new ticket and provide the admin credentials to your staging/development site? You can open it here: https://support.advancedcustomfields.com/new-ticket. Don’t forget to include the URL to this thread and provide the locations where the code can be found on the site (backend and front-end).
Welcome to the Advanced Custom Fields community forum.
Browse through ideas, snippets of code, questions and answers between fellow ACF users