New Post: PropertyGrid custom type error

<xctk:EditorTemplateDefinition  >     
                    <xctk:EditorTemplateDefinition.TargetProperties >
                        <xctk:TargetPropertyType Type="{x:Type myClass}" />
                    </xctk:EditorTemplateDefinition.TargetProperties>
                    <xctk:EditorTemplateDefinition.EditingTemplate>
                        <DataTemplate>
                            <Grid VerticalAlignment="Center" HorizontalAlignment="Stretch">
                                <Grid.ColumnDefinitions>
                                    <ColumnDefinition Width="*" />
                                    <ColumnDefinition Width="Auto" />
                                </Grid.ColumnDefinitions>
                                <TextBlock  Background="{Binding Value.Brush}" Text="{Binding Value.Name}" />
                                <Button  Grid.Column="1" Content=". . ."  FontSize="9" FontWeight="Bold" VerticalAlignment="Top" Width="25" Height="15"   Click="ChangeProp_Click"/>
                            </Grid>
                        </DataTemplate>
                    </xctk:EditorTemplateDefinition.EditingTemplate>
                </xctk:EditorTemplateDefinition>
                

    

   
 Public Class myClass
 
       Public Shared ReadOnly BrushProperty As DependencyProperty = DependencyProperty.Register("Brush", GetType(Brush), GetType(myClass))
       Public Shared ReadOnly NameProperty As DependencyProperty = DependencyProperty.Register("Name", GetType(String), GetType(myClass))

    
    Public Property Brush() As Brush
    Public Property Name() As String
    
end class