Hello Christopher, We have done various synchronizations in our applications. However we are still suffering from Index-Out-Of-Bounds problems: KeopsStackTrace.png As you see from this stacktrace, the FastLine Draw-Method is Inserting Values into the ValueList. Why is it doing this? What points are ...

Hello Christopher, If the TChart object is running on the same thread as the Series object there is no problem. The problems occur when they are run on different threads. If this is the case, then updates to the Series object should be placed inside a critical section. Yes that is clear, however you...

Hello, We have recently migrated our application from TeeChart .Net 3.x to TeeChart for .Net Pro. However now it seems that zooming is not working in some charts. In the old version zooming worked without problems. However, if I now open the Chart editor, Tab General I see that zoom is not "Allowed"...

Hello Christopher, Ah OK. Thank you for your prompt reply. Unfortunatelly the OnPaint-call is not initiated by us, but by Windows.Forms. So what would be your recommendation for thread based implementations? How can we ensure that TeeChart is not painting during an series update? Best regards Michael

Hello, We get spurious error messages with "Index out of Bounds" Exceptions in Steema.TeeChart.Styles.ValueList [img]TeeChartAbsturz-neueTeeChartVersion.png[/img] We have an application that makes heavy use of background initialization and update of TeeChart Series. :idea: Could it be that TeeChart ...