Thanks for your help - we've just upgraded to the latest version of Tchart , and that seem to have fixed the problem.

Mike Diggle - Draeger

When repeatedly Zooming on a T Chart having 2 Data Series (Line Graph), the display can freeze for several minutes. Sometimes it is necessary to re-start the PC to continue. This happens more with large time series data sets Any sugestions - should we limit the users ability to zoom on a large chart?

I'm using Teechart to create a simple line graph having two data series (both time series). In some cases these can span a period from 1880 - 2009. I find that on zooming a graph, or displaying a sub-set of the data, Dates before 1900 display with earliest in the RIGHT hand, while those after 1900 d...

I'm working in VB6 and want to display timed events as icons along the top horizontal Axis of a graph which also records temperature and Pressure over time. If I use an image point series, can I set a custom Icon at run time depending on the type of event? I have a list view of the data which uses i...