Bind only fires off once?

[WuchaDoin]

Oops, yes. "ComboboxSelected". I forgot to change that back when I was trying to find a solution.

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Mother.. I always - Always - find the solution as soon as I posted a question.
So I had to move my function down one hierarchy and add

lambda x:

solution:

self.ap_reason.bind("<<ComboboxSelected>>", lambda x: Callback())

def Callback():
     print("here")