Thank you, IrregularGrid=true solved the problem.

Hi all, I have a diagram with a time on the Y-axis (00:00 - 23:59), a date on the X-Axis (a complete year) and a float value on the Z-Axis. I add the data by : surface1.Add(X.ToOADate(), Y.ToOADate(), z); In the TeeChart editor I checked Date Time for horizontal and vertical axis. The data I've adde...

narcis wrote: Ok, this has already been fixed for the next maintenance release.

Hi Narcis,
can you please stop fulfilling all my christmas wishes before christmas
Thanx it works fine.

regards
holsch

pressing F1 key I am not sure but I think "embrassing" is the right english word :oops: . I didn't find Teechart in the pull down list of "Filtered by" and never used the magik key F1. Of course it works fine here. Beause its still before Christmas I hope I can change my whish. Please add "TeeChart...

please integrate the help file of TeeChart .net into the help file of Visual Studio.