Fatal error: Uncaught Error: Class "Webauthn\MetadataService\AbstractDescriptor" not found in C:\WebServer\core\apache\htdocs\pma\vendor\web-auth\metadata-service\src\BiometricAccuracyDescriptor.php:18 Stack trace: #0 {main} thrown in C:\WebServer\core\apache\htdocs\pma\vendor\web-auth\metadata-service\src\BiometricAccuracyDescriptor.php on line 18