public ActionResult Edit(Score model, FormCollection collection)
        {
            theLogger.Info("POST method Edit");
            if (model == null)
            {
                return(RedirectToAction("Missing", "Error", null));
            }
            FoireMusesConnection connection = GetConnection();

            try
            {
                if (model.Id == null)
                {
                    if (model.TextualSource.SourceId == null)
                    {
                        model.TextualSource = null;
                    }
                    if (model.MusicalSource.SourceId == null)
                    {
                        model.MusicalSource = null;
                    }
                    model = connection.CreateScore(model, new Result <Score>()).Wait();
                }
                else
                {
                    Score current = connection.GetScore(model.Id, new Result <Score>()).Wait();
                    if (current == null)
                    {
                        return(RedirectToAction("Missing", "Error", null));
                    }
                    TryUpdateModel(current);
                    if (current.TextualSource.SourceId == null)
                    {
                        current.TextualSource = null;
                    }
                    if (current.MusicalSource.SourceId == null)
                    {
                        current.MusicalSource = null;
                    }
                    model = connection.EditScore(current, new Result <Score>()).Wait();
                }
            }
            catch (Exception e)
            {
                theLogger.Error("Stacktrace:\n" + e.StackTrace);
                return(RedirectToAction("Problem", "Error", null));
            }
            if (model == null)
            {
                theLogger.Error("Reason: model is null");
                return(RedirectToAction("Problem", "Error", null));
            }
            return(RedirectToAction("Details", new { scoreId = model.Id }));
        }