RachelRachel 133k6767 Gold badges315315 silver badges510510 bronze badges two 3 Rachel, you might be a gorgeous genius!!! And that i am an fool. Thanks a lot for the answer. I used to be binding to self and didn't have a 'ConfigurationModel' property in my IncrementingTextBox class. If not it will https://bestcommercialpropertygurgaon.blogspot.com