Seems like this should be easy. I've looked through everything I can think of to find how to format the data marks on a line series. I simply want to format them like I do the axis with a string like "#0%".

Thanks

Thanks I'm looking into some of that. However what confuses me is that it works on the test server (which is not where it was developed) but copying to a new server produces this error.

Object Reference not set to the instance of an object I've received this error plenty of times on the code behind pages in the actual code but never seen it before on the actual .aspx page. Its the the line that has the <tchart:webchart id = .......</tchart> tag. This exact code works on the develop...

I've got this code to handle the code but it doesn't catch the event. Private Sub WebChart1_ClickLegend(ByVal sender As Object, ByVal e As System.Web.UI.ImageClickEventArgs) Handles WebChart1.ClickLegend Dim SeriesIndex As Integer SeriesIndex = WebChart1.Chart.Legend.Clicked(e.X, e.Y) test.Text = "h...

Are there any example or tutorials on how to handle chart events so I can capture the click of the checkbox?

perfect, thanks

I have 4 series that I am currently charting on a single line chart but since they vary in scale greatly the lines are nearly flat and are of little to no use. I would like to allow the user to select which series to chart and have the option to select all. I am wondering if there is a way to use ho...