RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges two 3 Rachel, you will be a wonderful genius!!! And I am an idiot. Thanks so much for the solution. I used to be binding to self and didn't have a 'ConfigurationModel' property in my IncrementingTextBox class. When you inline an Original https://m3mcrowningurgaon.blogspot.com