Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\Container' not found in /var/www/api_backup/var/cache/dev/ContainerX0NHk7f/App_KernelDevDebugContainer.php:20 Stack trace: #0 {main} thrown in /var/www/api_backup/var/cache/dev/ContainerX0NHk7f/App_KernelDevDebugContainer.php on line 20