Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Helper\Helper' not found in /var/www/typo3/vendor/doctrine/dbal/lib/Doctrine/DBAL/Tools/Console/Helper/ConnectionHelper.php:13 Stack trace: #0 {main} thrown in /var/www/typo3/vendor/doctrine/dbal/lib/Doctrine/DBAL/Tools/Console/Helper/ConnectionHelper.php on line 13