Fatal error: Uncaught Error: Class "yii\db\mysql\QueryBuilder" not found in /home/leasingm/public_html/public_html/vendor/craftcms/cms/src/db/mysql/QueryBuilder.php:20 Stack trace: #0 {main} thrown in /home/leasingm/public_html/public_html/vendor/craftcms/cms/src/db/mysql/QueryBuilder.php on line 20