Fatal error: Uncaught Error: Class "Webauthn\Exception\WebauthnException" not found in /var/www/html/drupal/vendor/web-auth/webauthn-lib/src/Exception/AttestationStatementException.php:7 Stack trace: #0 {main} thrown in /var/www/html/drupal/vendor/web-auth/webauthn-lib/src/Exception/AttestationStatementException.php on line 7