Fatal error: Uncaught Error: Interface "ApiPlatform\State\ProcessorInterface" not found in /home/www/aes-demo/api-8.0.0#316/src/State/AesStateProcessor.php:8 Stack trace: #0 {main} thrown in /home/www/aes-demo/api-8.0.0#316/src/State/AesStateProcessor.php on line 8