Mod Enemy Race Manager (Manager of Hostile Races) (2.0.44) caused an unrecoverable error.
Please report this error to the author of the mod.
Error while running event
enemyracemanager::on_unit_group_finished_gathering (ID 160)
enemyracemanager/lib/attack_group_beacon_processor.lua:1046: attempt to index field '?' (a nil value)
stack traceback:
enemyracemanager/lib/attack_group_beacon_processor.lua:1046: in function 'pick_new_attack_beacon'
enemyracemanager/lib/attack_group_beacon_processor.lua:813: in function 'pick_attack_beacon'
enemyracemanager/lib/attack_group_processor.lua:799: in function 'process_attack_position'
enemyracemanager/controllers/unit_control.lua:134: in function 'handler'
core/lualib/event_handler.lua:72: in function <core/lualib/event_handler.lua:70>
The error was presumably caused by incompatibility with the “Warp Drive Machine” mod.