Fatal error: Uncaught Error: Class "craft\gql\handlers\Site" not found in /home/telefonai/public_html/test.telefonai.eu/vendor/craftcms/cms/src/gql/handlers/SiteId.php:16 Stack trace: #0 {main} thrown in /home/telefonai/public_html/test.telefonai.eu/vendor/craftcms/cms/src/gql/handlers/SiteId.php on line 16