Restricted Access Not Working


I have built a site with a Restricted Access to one of the pages:

It was working ok until a week ago. Anybody got any ideas why it’s now not working. I have tried to re-set the Password but it loads a message “Passwords can not be submitted”?

kind regards

Here is my site Read-Only: [LINK](Webflow - Approved-Scarab London Website Design & Build)
(how to share your site Read-Only link)