RachelRachel 133k6767 Gold badges315315 silver badges510510 bronze badges two 3 Rachel, you happen to be a lovely genius!!! And that i am an idiot. Thanks a lot for the solution. I had been binding to self and did not have a 'ConfigurationModel' property in my IncrementingTextBox class. @property is really https://affordablehomesinbhiwadi.blogspot.com/