Fatal error: Uncaught Error: Class 'FOS\HttpCache\ProxyClient\HttpProxyClient' not found in /home/eberhardschwarze/public_html/vendor/friendsofsymfony/http-cache/src/ProxyClient/Symfony.php:30 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/friendsofsymfony/http-cache/src/ProxyClient/Symfony.php on line 30