Fatal error: Uncaught Error: Interface 'Doctrine\DBAL\Schema\Visitor\Visitor' not found in /home/kingelearn/public_html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Platforms/Keywords/ReservedKeywordsValidator.php:16 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Platforms/Keywords/ReservedKeywordsValidator.php on line 16