RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges two three Rachel, you're a gorgeous genius!!! And I am an idiot. Thank you a lot of for the solution. I had been binding to self and didn't have a 'ConfigurationModel' property in my IncrementingTextBox class. They argued the fallacy of these https://www.tumblr.com/maxestatesgurgaon/779227480350474241/trump-towers-2-pinnacle-of-gurgaon-luxury?source=share