I'm facing this problem after booting the Encounter mod, where it pops up but doesn't register any wild poke encountered. There is no black window whatsoever.
ERROR:root:gecException:
Traceback (most recent call last):
File "GilansEncounterCounter.py", line 1294, in run_app
File "GilansEncounterCounter.py", line 300, in refresh_font_info
File "GilansEncounterCounter.py", line 135, in refresh_gui_info
KeyError: 'is_primary'