The mod Auto Poles caused a non-recoverable error.
Please report this error to the mod author.

Error while running event Autopole::on_tick (ID 0)
LuaEntity API call when LuaEntity was invalid.
stack traceback:
Autopole/pathfinder.lua:177: in function 'neighbor_nodes'
Autopole/pathfinder.lua:144: in function 'step_a_star'
Autopole/pathfinder.lua:72: in function 'resume_a_star'
Autopole/control.lua:97: in function <Autopole/control.lua:87>
stack traceback:
[C]: in function 'index'
__Autopole/pathfinder.lua:177: in function 'neighbor_nodes'
Autopole/pathfinder.lua:144: in function 'step_a_star'
Autopole/pathfinder.lua:72: in function 'resume_a_star'
Autopole/control.lua:97: in function <Autopole/control.lua:87>

Factorio 0.17.25
AP 0.1.3