Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Schema\AbstractAsset' not found in /var/www/typo3/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Schema.php:39 Stack trace: #0 {main} thrown in /var/www/typo3/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Schema.php on line 39