Fatal error: Uncaught Error: Class "Symfony\Component\Console\Command\Command" not found in /home/vincent/http/concrete5/concrete/vendor/doctrine/migrations/lib/Doctrine/DBAL/Migrations/Tools/Console/Command/AbstractCommand.php:43 Stack trace: #0 {main} thrown in /home/vincent/http/concrete5/concrete/vendor/doctrine/migrations/lib/Doctrine/DBAL/Migrations/Tools/Console/Command/AbstractCommand.php on line 43