The mod Stack Inserter upgrade planner (0.1.0) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event stack-inserter-upgrade::on_player_selected_area (ID 57)
LuaEntity API call when LuaEntity was invalid.
stack traceback:
[C]: in function 'index'
__stack-inserter-upgrade/control.lua:99: in function 'upgrade_inserter'
stack-inserter-upgrade/control.lua:114: in function <stack-inserter-upgrade/control.lua:107>

i tried to use on bulk inserter mk10 from 5dim

released an update that should fix it

now it didnt crash