I collect reboot per computer for 1 month and I want to graph it It try to graph information in X i would like to have computer name (so Text) and in Y I would like to get Date info. GraphPane myPane = zg.GraphPane; myPane.YAxis.Type = AxisType.Date; myPane.XAxis.Scale.TextLabels = computerList.ToArray(); LineItem myCurve=null; myCurve.Line.IsVisible = false; myPane.YAxis.Scale.Format = dateformat; myPane.XAxis.Type = AxisType.Text; foreach (string computer in computerList) { DateTime[] dates = Array.ConvertAll<DataRow,...