When working with AutoCreateColumns = false, for the InsertionRow to function property, you will need to manually set CellEditors on the Columns.e.g.:<Column CellEditor=''{x:Static xcdg:CellEditor.TextBoxEditor}'' />  As for your second question, you can find the answer in this thread. 

Hi,  I want to be able to access an insertion row from C# code. Specifically, from inside a method that handles an event fired from a cell editor control.  In our application, we have a control that allows a user to query the database for a valid value. For example, if they know a product code they may type it in directly, otherwise, a ...