RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges 2 three Rachel, you're a gorgeous genius!!! And that i am an fool. Thanks a lot for the solution. I used to be binding to self and did not have a 'ConfigurationModel' property in my IncrementingTextBox course. @property is really a tool https://diigo.com/0z8f6r