RachelRachel 133k6767 Gold badges315315 silver badges510510 bronze badges two 3 Rachel, you might be a gorgeous genius!!! And I am an fool. Thank you much for the solution. I used to be binding to self and did not have a 'ConfigurationModel' property in my IncrementingTextBox course. So your DataContext for https://upcomingaffordableprojectsbhiwadi.blogspot.com/