I have implemented the new style Collapsible Toolbar. I am using the same code as the example (Cheesesquare) demo app - which of course works fine on all devices. I need help figuring out what I am doing different then the sample (so my app won't crash).
My app runs great on 5.0+ devices, but crashes on older devices (OS 4.4.4) with an error that I can't isolate to my code (no references to my project's classes in the stack). …