Recreation:
1. find biter base
2. plop down nuclear reactor
3. game over!
MainLoop.cpp:940: Exception at tick 1254: Error while running event Reactor Interface::on_tick (ID 0)
LuaEntity API call when LuaEntity was invalid.
stack traceback:
Reactor Interface/control.lua:94: in function 'update'
Reactor Interface/control.lua:121: in function <__Reactor