Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Client' not found in /home/users/00/3c/21/home/www/vendor/symfony/http-kernel/HttpKernelBrowser.php:25 Stack trace: #0 {main} thrown in /home/users/00/3c/21/home/www/vendor/symfony/http-kernel/HttpKernelBrowser.php on line 25