RachelRachel 133k6767 gold badges315315 silver badges510510 bronze badges two 3 Rachel, you're an attractive genius!!! And I am an fool. Thank you so much for the solution. I was binding to self and did not have a 'ConfigurationModel' property in my IncrementingTextBox class. @Kent factors out that Properties are usually https://pyramidluxuryresidentialgurgaon.blogspot.com/2025/07/aipl-sector-103-gurgaon-premium.html