Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Event\SchemaEventArgs' not found in /var/www/microservices/vendor/doctrine/dbal/lib/Doctrine/DBAL/Event/SchemaAlterTableEventArgs.php:13 Stack trace: #0 {main} thrown in /var/www/microservices/vendor/doctrine/dbal/lib/Doctrine/DBAL/Event/SchemaAlterTableEventArgs.php on line 13