Fatal error: Uncaught Error: Interface "Doctrine\DBAL\Abstraction\Result" not found in /opt/lampp/htdocs/forum/flarum/vendor/doctrine/dbal/lib/Doctrine/DBAL/Result.php:13 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/doctrine/dbal/lib/Doctrine/DBAL/Result.php on line 13