Fatal error: Uncaught Error: Class "Symfony\Component\Console\Command\Command" not found in /home/ollire5/public_html/ollid10/vendor/symfony/serializer/Command/DebugCommand.php:31 Stack trace: #0 {main} thrown in /home/ollire5/public_html/ollid10/vendor/symfony/serializer/Command/DebugCommand.php on line 31