Fatal error: Uncaught Error: Class "GraphQL\Validator\Rules\ValidationRule" not found in /home/dodom2/public_html/cgilink.biz/vendor/webonyx/graphql-php/src/Validator/Rules/KnownArgumentNamesOnDirectives.php:27 Stack trace: #0 {main} thrown in /home/dodom2/public_html/cgilink.biz/vendor/webonyx/graphql-php/src/Validator/Rules/KnownArgumentNamesOnDirectives.php on line 27