private SeriesCollection load2(ObservableCollection<Model> tmpCollection) { ObservableCollection<Model> Collection; SeriesCollection LineSeries; LineSeries = new SeriesCollection(); Collection = new ObservableCollection<Model>(); //readClimateAnomaly(Collection); Collection = tmpCollection; ColumnSeries Series1 = new ColumnSeries(); Series1.XPath = "XData"; Series1.YPath = "YValue"; Series1.PointsSource = Collection; LineSeries.Add(Series1); return LineSeries; }