CategoryDateTimeAxis.BarTimeFrame is a property which allows you to specify the time for 1-bar (or one point) on the chart in seconds, e.g. CategoryDateTimeAxis.BarTimeFrame=900 means each point on the chart represents 15 minutes.
This is used for financial charting to assist the range and zoom calculations in the X-axis.
Are you binding to this property? If so what value are you setting? Please set -1 for “Automatic” (timeframe calculated by axis) or an explicit value greater than zero.
This exception can occur during SciChartSurface rendering. So there are quick tips for you:
Please, try out this and give us any feedback. If doesn’t help, could I ask you to post small example which reproduces this issue?
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