Fatal error: Uncaught Error: Interface "Doctrine\DBAL\SQL\Parser\Visitor" not found in /home/demohost/hospital.demohost.in/vendor/doctrine/dbal/src/Driver/PgSQL/ConvertParameters.php:12 Stack trace: #0 {main} thrown in /home/demohost/hospital.demohost.in/vendor/doctrine/dbal/src/Driver/PgSQL/ConvertParameters.php on line 12