RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges two 3 Rachel, you will be a gorgeous genius!!! And that i am an idiot. Thank you a lot for the solution. I used to be binding to self and did not have a 'ConfigurationModel' property in my IncrementingTextBox class. MaartenMaarten 23k33 https://retailshopincentralnoida.blogspot.com/