Fatal error: Uncaught Error: Class "Doctrine\Migrations\Tools\Console\Command\AbstractCommand" not found in /var/www/html/vendor/doctrine/migrations/lib/Doctrine/Migrations/Tools/Console/Command/GenerateCommand.php:18 Stack trace: #0 {main} thrown in /var/www/html/vendor/doctrine/migrations/lib/Doctrine/Migrations/Tools/Console/Command/GenerateCommand.php on line 18