exception

YoutubeExtractor/YoutubeExtractor/DownloadUrlResolver.cs

@@ -175,7 +175,7 @@ private static string GetHtml5PlayerVersion(string url)
 
         private static List<Format> GetStreamMap(YoutubeModel model)
         {
-            return model.StreamingData.Formats.ToList();
+            return model.StreamingData.Formats.ToList(); //getting exception
         }
 
         private static IEnumerable<VideoInfo> GetVideoInfos(YoutubeModel model)
@@ -291,4 +291,4 @@ private static void ThrowYoutubeParseException(Exception innerException, string
                                             "Please report this bug at www.github.com/flagbug/YoutubeExtractor/issues", innerException);
         }
     }
-}
+}