Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Schema\Visitor\AbstractVisitor' not found in /home/changeco/public_html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Visitor/DropSchemaSqlCollector.php:16 Stack trace: #0 {main} thrown in /home/changeco/public_html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Visitor/DropSchemaSqlCollector.php on line 16