Fatal error: Uncaught Error: Interface "ApiPlatform\SchemaGenerator\ClassMutator\ClassMutatorInterface" not found in /var/www/html/vendor/api-platform/schema-generator/src/ClassMutator/AttributeAppender.php:20 Stack trace: #0 {main} thrown in /var/www/html/vendor/api-platform/schema-generator/src/ClassMutator/AttributeAppender.php on line 20