OS: win 2003 EE SP2

IDE: Visual Studio 9.0 SP1 /.net Framework 3.5 sp1

XamChart version: Infragistics3.Wpf.Chart.v8.1

Xaml Sample:

<Window x:Class="WpfApplication17.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:igChart="http://infragistics.com/Chart"       
    Title="Window1" Height="300" Width="300">
    <Grid>
        <igChart:XamChart Name="xamChart_PieChart">
            <igChart:XamChart.Series>
                <igChart:Series ChartType="Pie">
                    <igChart:Series.DataPoints>
                                       <igChart:DataPoint Value="322"/>
                    </igChart:Series.DataPoints>
                </igChart:Series>
            </igChart:XamChart.Series>
        </igChart:XamChart>
    </Grid>
</Window>