Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Loader\FileLoader" not found in /home/cooperativamaism/public_html/staging/vendor/symfony/dependency-injection/Loader/DirectoryLoader.php:19 Stack trace: #0 {main} thrown in /home/cooperativamaism/public_html/staging/vendor/symfony/dependency-injection/Loader/DirectoryLoader.php on line 19