Fatal error: Uncaught Error: Class "GraphQL\Error\Error" not found in /home/tgmart/public_html/api/vendor/nuwave/lighthouse/src/Subscriptions/Exceptions/UnauthorizedSubscriber.php:7 Stack trace: #0 {main} thrown in /home/tgmart/public_html/api/vendor/nuwave/lighthouse/src/Subscriptions/Exceptions/UnauthorizedSubscriber.php on line 7