Fatal error: Uncaught Error: Interface "ApiPlatform\State\ProcessorInterface" not found in /var/www/html/API_Forum/vendor/api-platform/state/Processor/AddLinkHeaderProcessor.php:27 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/api-platform/state/Processor/AddLinkHeaderProcessor.php on line 27