Please report this error to the mod author.

Error while running event Companion_Drones::on_tick (ID 0)
Companion_Drones/script/companion.lua:1258: attempt to index local 'player' (a nil value)
stack traceback:
Companion_Drones/script/companion.lua:1258: in function 'check_follow_update'
Companion_Drones/script/companion.lua:1268: in function 'handler'
core/lualib/event_handler.lua:47: in function <core/lualib/event_handler.lua:45>
Please report this error to the mod author.

Error while running event Companion_Drones::on_tick (ID 0)
Companion_Drones/script/companion.lua:1258: attempt to index local 'player' (a nil value)
stack traceback:
Companion_Drones/script/companion.lua:1258: in function 'check_follow_update'
Companion_Drones/script/companion.lua:1268: in function 'handler'
core/lualib/event_handler.lua:47: in function <core/lualib/event_handler.lua:45>"