[10:27:25] - NETWORK - IMPORTANT: Starting to upload mapset...
[10:27:46] - NETWORK - ERROR: Newtonsoft.Json.JsonReaderException: Unexpected character encountered while parsing value: <. Path '', line 0, position 0.
   at Newtonsoft.Json.JsonTextReader.ParseValue()
   at Newtonsoft.Json.Linq.JObject.Load(JsonReader reader, JsonLoadSettings settings)
   at Newtonsoft.Json.Linq.JObject.Parse(String json, JsonLoadSettings settings)
   at Quaver.Server.Client.OnlineClient.UploadMapset(String file)
   at Quaver.Shared.Screens.Editor.UI.Dialogs.EditorUploadMapsetDialog.<UploadMapset>b__45_0()