Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Exception\ConnectionException' not found in /var/www/html/innofly/preme-date-api/vendor/doctrine/dbal/src/Exception/ConnectionLost.php:7 Stack trace: #0 {main} thrown in /var/www/html/innofly/preme-date-api/vendor/doctrine/dbal/src/Exception/ConnectionLost.php on line 7