RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges 2 three Rachel, you might be an attractive genius!!! And that i am an fool. Thanks much for the solution. I used to be binding to self and did not have a 'ConfigurationModel' property in my IncrementingTextBox course. Or else it is https://share.evernote.com/note/a433c648-26de-72a0-ca6d-96a1bcf6a77e