Fatal error: Uncaught Error: Class 'Symfony\Component\Config\Loader\FileLoader' not found in /home/clienti2020/public_html/novaballet.it/vendor/symfony/routing/Loader/PhpFileLoader.php:28 Stack trace: #0 {main} thrown in /home/clienti2020/public_html/novaballet.it/vendor/symfony/routing/Loader/PhpFileLoader.php on line 28