Fatal error: Uncaught Error: Class "Doctrine\DBAL\Query\QueryException" not found in /home/ntpcbgtpp/public_html/mat1/vendor/doctrine/dbal/src/Query/Exception/UnknownAlias.php:12 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/doctrine/dbal/src/Query/Exception/UnknownAlias.php on line 12