...is not working. User has to click on one row then another then come back to make the template visible. Please see the xaml below:
<telerikGridView:RadGridView x:Name="ProjectsGrid"
ItemsSource="{Binding Projects, Mode=TwoWay}"
SelectedItem="{Binding SelectedProject, Mode=TwoWay}"
RowDetailsVisibilityMode="VisibleWhenSelected"
IsReadOnly="True"
AutoGenerateColumns="False"
ColumnsWidthMode="Fill"
CanUserFreezeColumns="False"
VerticalGridlinesVisibility="Collapsed"
GridLinesVisibility="Horizontal"
CanUserReorderColumns="False"
CanUserInsertRows="False"
ShowGroupPanel="True"
IsBusy="{Binding IsLoading}"
UseAlternateRowStyle="True"
RowIndicatorVisibility="Collapsed"
AutoExpandGroups="True"
Margin="0"
FontFamily="{StaticResource Arial}"
FontSize="{StaticResource 8pt}"
FontWeight="{StaticResource Bold}"
Foreground="{StaticResource #002664}">
<telerikGridView:RadGridView.Columns>
<telerikGridView:GridViewDataColumn .... />
</telerikGridView:RadGridView.Columns>
<telerikGridView:RadGridView.RowDetailsTemplate>
<DataTemplate>
<localviews:ProjectInfoView />
</DataTemplate>
</telerikGridView:RadGridView.RowDetailsTemplate>
</telerikGridView:RadGridView>