Fatal error: Uncaught Error: Interface "ApiPlatform\GraphQl\Subscription\SubscriptionIdentifierGeneratorInterface" not found in /home/creantis/840suite.creantis.dev/840suite01/vendor/api-platform/core/src/GraphQl/Subscription/SubscriptionIdentifierGenerator.php:21 Stack trace: #0 {main} thrown in /home/creantis/840suite.creantis.dev/840suite01/vendor/api-platform/core/src/GraphQl/Subscription/SubscriptionIdentifierGenerator.php on line 21