To ensure the highest possible compatibility, we also test the WordPress plugins we develop with older WordPress versions, as well as on different PHP versions. Amongst others, we use a development server with Apache under Windows. When we recently wanted to add the latest PHP version 8.2.x to our repertoire, we encountered a problem with the popular caching extension APCu. What is APCu? APCu, short for APC User Cache, is a free PHP extension that provides a data cache to improve the performance of PHP applications. […]