RachelRachel 133k6767 Gold badges315315 silver badges510510 bronze badges 2 three Rachel, you might be an attractive genius!!! And I am an fool. Thank you so much for the solution. I used to be binding to self and didn't have a 'ConfigurationModel' property in my IncrementingTextBox class. @property is really a https://studioapartmentsyamunaexpressway.blogspot.com/