Error On Using The Toolkits

Jan 27, 2014 at 5:52 AM
On writing The Given Code:
<sparrow:AreaSeries Label="Area Series" PointsSource="{Binding Collection1}" XPath="XData" YPath="YValue" StrokeThickness="2" />

Error: HRESULT E_FAIL has been returned from a call to a COM component

I am facing a error how to solve it:
Thanks in advance