Shortly after loading save game crashes and gives following error message:
Error while running event smart-enemy-ai::on_nth_tick(6)
smart-enemy-ai/lib/raids/scheduler.lua:63: attempt to perform arithmetic on field 'spawn_weight' (a nil value)
stack traceback:
smart-enemy-ai/lib/raids/scheduler.lua:63: in function 'interp_weight'
smart-enemy-ai/lib/raids/scheduler.lua:90: in function 'pick_unit_for_spawner'
smart-enemy-ai/lib/raids/scheduler.lua:142: in function 'tick_slice'
smart-enemy-ai/lib/scheduler.lua:126: in function 'on_tick'
smart-enemy-ai/control.lua:212: in function <smart-enemy-ai/control.lua:211>
