or
and the output (see attached) is not what expected. There should be at least one bar in november. What am i doing wrong?Public Sub RefreshData()Dim i As List(Of Intervention) = AccesDonneesHelper.GetInterventionsDetails()RadChart1.ChartTitle.TextBlock.Text = "MY GRAPH"RadChart1.Series.Add(New ChartSeries())RadChart1.DataSource = AddFilter()RadChart1.DataGroupColumn = "Service"RadChart1.PlotArea.XAxis.DataLabelsColumn = "Name"RadChart1.DataBind()End Sub

<telerik:RadGrid ID="RadGrid1" runat="server" Skin="Windows7" AllowAutomaticInserts="true" AllowAutomaticDeletes="true" AllowAutomaticUpdates="true" AllowPaging="true" PageSize="10" GridLines="None" AutoGenerateColumns="false" AutoGenerateDeleteColumn="false"> <MasterTableView DataKeyNames="RecordID" CommandItemDisplay="Top" PagerStyle-Position="Bottom" PagerStyle-Mode="NextPrevAndNumeric"> <CommandItemSettings AddNewRecordText="Add new record" /> <Columns> ' just a few columns here </Columns> </MasterTableView></telerik:RadGrid>