Fatal error: Uncaught Error: Class "Doctrine\ORM\Query\AST\Functions\DateAddFunction" not found in /var/www/html/API_Forum/vendor/doctrine/orm/src/Query/AST/Functions/DateSubFunction.php:18 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/doctrine/orm/src/Query/AST/Functions/DateSubFunction.php on line 18