Fatal error: Uncaught Error: Class "GraphQL\Server\RequestError" not found in /home/tgmart/public_html/api/vendor/webonyx/graphql-php/src/Server/Exception/CannotReadBody.php:7 Stack trace: #0 {main} thrown in /home/tgmart/public_html/api/vendor/webonyx/graphql-php/src/Server/Exception/CannotReadBody.php on line 7