Hi, Bonnie

Ok, thank you, I've got the idea. However, now is something else that bothers me. Why "sometimes"? Kevin's book doesn't have that in the code, however the code does save data. What's the difference and whey I am supposed to commit data from BindingContext and when I am not?

>Grig,
>
>Sometimes you need to do an .EndEdit() or an .EndCurrentEdit(). If you put this code:
>

>this.BindingContext[dsBook].EndCurrentEdit();
>

>before you save, you should see that dsBook.HasChanges() should now be true.
>
>~~Bonnie