you have not supplied a valid http status code

-- url of the page with the problem -- : www.ericspeanuts.com
-- HikaShop version -- : 5.1.5
-- Joomla version -- : 4.4.11
-- PHP version -- : 8
-- Browser(s) name and version -- : chrome
-- Error-message(debug-mod must be tuned on) -- : you have not supplied a valid http status code

hello,

when customers try to open an account from the login page they get this error message: you have not supplied a valid http status code

Any idea how to solve this?

Thank you

Eric