Exception in Tkinter callback Traceback (most recent call last): File "tkinter\__init__.py", line 1705, in call File "Calibrator.py"(http://Calibrator.py), line 31, in <lambda> File "Calibrator.py"(http://Calibrator.py), line 127, in calibFun IndexError: list index out of range

the app doesnt respond if i click a button, and i have uploaded the firmware and opencat as well