Fatal error: Uncaught Error: Class "GraphQL\Type\Definition\ScalarType" not found in /home/keshavvps/public_html/keshav/KG1/vinidu-api/src/Type/Definition/StringType.php:18 Stack trace: #0 {main} thrown in /home/keshavvps/public_html/keshav/KG1/vinidu-api/src/Type/Definition/StringType.php on line 18