RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges 2 3 Rachel, that you are a gorgeous genius!!! And I am an fool. Thanks so much for the solution. I was binding to self and didn't have a 'ConfigurationModel' property in my IncrementingTextBox class. ✦ Think about refactoring a class and https://m3mdwarkaexpresswaygurgaon.blogspot.com