This is a comment on Testserver 4.3, posted by WikiAdmin at 24.07.2021 19:53

View source for Please switch your PHP version to 5.2.x

((/Org/Tools/Hosting/TestServer Local Test Server))
e.g. with (( XAMPP with PHP 5.2))

This is because with (( PHP 5.4)) the ##default_charset## is set to UTF-8, and this change is not taken into account in versions prior to  WackoWiki R5.4.x.