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You need either bind entities itself as Data Source to grid, or update property of the corresponding entity when you updating property of projection instance.
you chose let's say ID and click "delete" button for delting an item from db table. Reseting an individual item using Reset Item() worked! Reset Bindings(false); You will have to manually call Reset Bindings() after the data source changes if you use a container that cannot do that on your behalf. I tried the built in mechanism using Property Changed but nothing updated. Text = "Form1" ' Create an Array List containing some of the State objects. Add(New State("Montana", "Helena")) binding Source1 = New Binding Source() ' Bind Binding Source1 to the list of states. Data Source = states ' Bind the two text boxes to properties of State.