So I was trying to use the debug menu on ancient platinum, (wanting to add a couple of Pokémon to my playthrough.) and I keep on getting this series of errors.
[2025-09-26 13:05:00 -0600]
[Pokémon Essentials version 21.1]
[v21.1 Hotfixes 1.0.9]
[Pokémon Ancient Platinum v1.0.0]
Exception: NoMethodError
Message: undefined method `sub_schema' for GameData::TownMap:Class
[2025-09-26 13:05:00 -0600]
[Pokémon Essentials version 21.1]
[v21.1 Hotfixes 1.0.9]
[Pokémon Ancient Platinum v1.0.0]
Exception: NoMethodError
Message: undefined method `sub_schema' for GameData::TownMap:Class