I have a page with 2 html chart controls on it. When I set the datasource of both charts to an empty list of objects I get this error when the charts are rendered:
TypeError: this._chartObject is undefined
b.RadHtmlChart.prototype._setSeriesPropertyAsSeriesDefaults()
ScriptResource.axd:127
b.RadHtmlChart.prototype._loadData()
ScriptResource.axd:122
b.RadHtmlChart.prototype.createChart()
ScriptResource.axd:50
b.RadHtmlChart.prototype.initialize()
ScriptResource.axd:31
Sys.Component.prototype.endUpdate()
ScriptResource.axd:5
Sys.Component.create()
ScriptResource.axd:5
<anonymous>
dashboard.aspx:970
Sys.EventHandlerList.prototype.getHandler/<()
ScriptResource.axd:5
Sys._Application.prototype._raiseInit()
ScriptResource.axd:5
Sys._Application.prototype.initialize()
ScriptResource.axd:5
b()
ScriptResource.axd:5
Sys._Application.prototype._domReady/a()
ScriptResource.axd:5
ScriptResource.axd:127:59
I am using the latest version (2016.1.225.45) and I also saw the error in version (2016.1.113.45)