Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Driver\IBMDB2\DB2Connection' not found in /var/www/typo3/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/IBMDB2/Connection.php:5 Stack trace: #0 {main} thrown in /var/www/typo3/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/IBMDB2/Connection.php on line 5