Virtaulising Wrap Panel Notworking in TreeViewItemContainer Style

some code snippet is here...

 <ItemsPanelTemplate x:Key="ItemsPanelTemplateRadTreeViewItem">
            <telerik:RadWrapPanel ItemWidth="150"/>
        </ItemsPanelTemplate>
        <Style x:Key="itemStyle" TargetType="telerik:RadTreeViewItem">
            <Setter Property="IsExpanded" Value="True" />
            <Setter Property="ItemsPanel" Value="{StaticResource ItemsPanelTemplateRadTreeViewItem}" />
        </Style>

<telerik:RadTreeView IsExpandOnSingleClickEnabled="True" SelectionMode="Multiple" IsTriStateMode="True" ItemsOptionListType="CheckList" VerticalAlignment="Top" VerticalContentAlignment="Top" IsExpandOnDblClickEnabled="True" IsOptionElementsEnabled="True" ItemContainerStyle="{StaticResource itemStyle}" />

Hello Krishna Surapaneni,

 I was unable to reproduce any issue when using your code. Could you please examine my test project and me know if I have missed something? Thank you in advance.

Regards,
Petar Mladenov
the Telerik team