RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges two 3 Rachel, you might be a lovely genius!!! And that i am an idiot. Thank you so much for the solution. I used to be binding to self and didn't have a 'ConfigurationModel' property in my IncrementingTextBox course. So your DataContext https://maxestatesgurgaon.business.blog/