Error while running event belt-balancer-2::on_player_mined_entity (ID 68)
belt-balancer-2/objects/part.lua:215: attempt to index local 'belt' (a nil value)
stack traceback:
belt-balancer-2/objects/part.lua:215: in function 'remove'
belt-balancer-2/control.lua:145: in function <belt-balancer-2/control.lua:134>

Мод Belt Balancer 2 (2.0.9) вызвал неустранимую ошибку.
Пожалуйста, сообщите об этой ошибке автору мода.

Error while running event belt-balancer-2::on_nth_tick(8)
LuaTransportLine API call when LuaTransportLine was invalid.
stack traceback:
[C]: in function 'len'
__belt-balancer-2/objects/balancer.lua:203: in function 'run'
belt-balancer-2/helper/message-handler.lua:33: in function <belt-balancer-2/helper/message-handler.lua:31>

If needed I can upload a save file with this balancer

This is not the repo of belt-balancer-2, please head over to it to get help with this issue: https://mods.factorio.com/mod/belt-balancer-2