Fix error catching

gen-test.js

@@ -165,7 +165,7 @@ function getOutcome(error, deactivated) {
     case 'invalidDidUrl': return 'invalidDidUrlErrorOutcome';
     case 'notFound': return 'notFoundErrorOutcome';
     case 'representationNotSupported': return 'representationNotSupportedErrorOutcome';
-    default: throw new Error('Unknown error: ' + didResolutionMetadata.error);
+    default: throw new Error('Unknown error: ' + error);
   }
   if (deactivated) return 'deactivatedOutcome';
   return 'defaultOutcome';