O mod Mining Drones (1.1.6) causou um erro não recuperável.
Por favor, reporte este erro ao autor do mod.

Error while running event Mining_Drones::on_tick (ID 0)
LuaEntity API call when LuaEntity was invalid.
stack traceback:
[C]: in function 'index'
__Mining_Drones/script/mining_depot.lua:1094: in function 'request_path'
Mining_Drones/script/mining_depot.lua:1033: in function 'process_request_queue'
Mining_Drones/script/mining_depot.lua:1057: in function 'handler'
core/lualib/event_handler.lua:47: in function <core/lualib/event_handler.lua:45>