Hi Viv,

I notice also that after having removed the SelectedValue section from the XAML, any changes I make to the select values in the combobox are not saved back to the business object (and database).

:(

Guy


>Hi,
>As posted I'd expect that to put some initial value in the ComboBox. Did you remove the
>SelectedValue="{Binding Path=Action, Mode=TwoWay}"
>?
>
>>I've tried that. Same results. :(
>>
>>
>>>I'm not very familiar with MM but just maybe:

<ComboBox x:Name="cboActions" DisplayMemberPath="ActionName" SelectedValuePath="ActionCode"
>>>           IsSynchronizedWithCurrentItem="True"></ComboBox>