Factorio Space DLC disabled.

The mod Mining Drones (2.0.2) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event Mining_Drones::on_tick (ID 0)
Mining_Drones/script/mining_depot.lua:1057: attempt to index local 'prototype' (a nil value)
stack traceback:
Mining_Drones/script/mining_depot.lua:1057: in function 'get_box_and_mask'
Mining_Drones/script/mining_depot.lua:1079: in function 'request_path'
Mining_Drones/script/mining_depot.lua:1023: in function 'process_request_queue'
Mining_Drones/script/mining_depot.lua:1048: in function 'handler'
core/lualib/event_handler.lua:72: in function <core/lualib/event_handler.lua:70>

Is there a 'Trigger' tech I missed? I am not using any 'No Trigger Tech' mods.
Edit: I think it is the Pacifists mod.