Protect against crash if modifiers change
Protect against crash if modifiers change

rnixx/kivy,inclement/kivy,kivy/kivy,akshayaurora/kivy,matham/kivy,kivy/kivy,rnixx/kivy,inclement/kivy,inclement/kivy,rnixx/kivy,matham/kivy,kivy/kivy,akshayaurora/kivy,matham/kivy,akshayaurora/kivy,matham/kivy