Fatal error: Uncaught Error: Class "Symfony\Component\Config\Loader\FileLoader" not found in /home/www/swittelecom.com/test/laravel/vendor/symfony/routing/Loader/YamlFileLoader.php:28 Stack trace: #0 {main} thrown in /home/www/swittelecom.com/test/laravel/vendor/symfony/routing/Loader/YamlFileLoader.php on line 28