Fatal error: Uncaught Error: Class 'Symfony\Component\Config\Loader\FileLoader' not found in /home/app/htdocs/ninja/vendor/symfony/config/Loader/GlobFileLoader.php:19
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/symfony/config/Loader/GlobFileLoader.php on line 19