SciChart control threw exception

I opened a page in my app, this page just have a chart control and displaying data. it throw exception: “VXccelEngine2D.dll is either not run on Windows or it contains an error, try installing again.”

did someone encounter this issue? who can help me out? thanks much.

 <cm:SciChartBaseFace 
                Grid.Column="1" x:Name="DCVChart" sc:ThemeManager.Theme="BrightSpark" RenderPriority="Low" 
                RenderableSeries="{Binding DataSeries}" Annotations="{sc:AnnotationsBinding AnnotationViewModels}">
                <cm:SciChartBaseFace.XAxis>
                    <sc:TimeSpanAxis VisibleRange="{Binding XAxisRange, Mode=TwoWay}" AxisTitle="Time(s)"/>
                </cm:SciChartBaseFace.XAxis>
                <cm:SciChartBaseFace.YAxis>
                    <sc:NumericAxis AxisAlignment="Left" VisibleRange="{Binding YAxisRange, Mode=TwoWay}" AxisTitle="Data" DrawMajorBands="True" GrowBy="0.1, 0.1"/>
                </cm:SciChartBaseFace.YAxis>
                <cm:SciChartBaseFace.ChartModifier>
                    <sc:ModifierGroup>
                        <cm:SimpleXyZoomModifier Source="DCV"  IsEnabled="True" IsXAxisOnly="False"/>
                        <cm:SimpleZoomExtentsModifier Source="DCV" ReceiveHandledEvents="True"/>
                        <cm:ZoomPanModifierEx ExecuteOn="MouseRightButton" ClipModeX="None" ReceiveHandledEvents="True"/>
                        <sc:MouseWheelZoomModifier ReceiveHandledEvents="True"/>
                        <sc:RolloverModifier x:Name="rolloverModifier" ReceiveHandledEvents="True" ShowAxisLabels="True" ShowTooltipOn="Always" TooltipUsageMode="Popup"/>
                    </sc:ModifierGroup>
                </cm:SciChartBaseFace.ChartModifier>
            </cm:SciChartBaseFace>