title: WPF MVVM Combobox IsEditable="True"
body: <p>I have this issue, I must use IsEditable="True" in a combobox but when I select an item I get in the text "Travel_order.Model", while if i remove IsEditable="True" I get an item. (see the picture)
  How can i resolved ?</p>
  
  <p>this is the code.</p>
  
  <pre><code>            &lt;ComboBox x:Name="Cmb_Uti" 
                        ItemsSource="{Binding User_Utilizzatore, Mode=TwoWay}"
                        SelectedValuePath="Value"
                        SelectedItem="{Binding SelectUser_Utilizzatore, Mode=TwoWay}" 
                        IsEditable="True"                          
  
                        Grid.Row="2" Grid.Column="3"   
                        HorizontalAlignment="Left" Height="23" Margin="5,17,0,0"
                        VerticalAlignment="Top" Width="176"&gt;
                  &lt;ComboBox.ItemTemplate&gt;
                      &lt;DataTemplate&gt;
                          &lt;StackPanel Orientation="Horizontal"&gt;
                              &lt;TextBlock Text="{Binding DescUtente, UpdateSourceTrigger=PropertyChanged}" Padding="10,0,0,0"&gt;&lt;/TextBlock&gt;
                          &lt;/StackPanel&gt;
                      &lt;/DataTemplate&gt;
                  &lt;/ComboBox.ItemTemplate&gt;
                  &lt;ComboBox.Effect&gt;
                      &lt;DropShadowEffect Color="#FF0A0A0A" Opacity="0.6"/&gt;
                  &lt;/ComboBox.Effect&gt;
              &lt;/ComboBox&gt;
  
  
      Public Property User_Utilizzatore As ObservableCollection(Of Model_User_Utilizzatore)
      Private _SelectUser_Utilizzatore As Model_User_Utilizzatore
      Public Property SelectUser_Utilizzatore As Model_User_Utilizzatore
          Get
              Return _SelectUser_Utilizzatore
          End Get
          Set(value As Model_User_Utilizzatore)
              _SelectUser_Utilizzatore = value
              OnPropertyChanged("SelectUser_Utilizzatore")
          End Set
      End Property
  </code></pre>