I had a configuration as shown in the 2nd picture. I held a rail in my hand and clicked the green arrow on end of the west track coming from the source, held shift, and hovered over where the blue arrow is shown. The rail planner suggested that I build 2 rail ramps where the "base" of the ramps is ...

I got a game crash while attacking some biter nests near some cliffs with my personal laser defense. I've done the same thing many times before, just running up to near some biter/spitter spawners (with biters and spitters nearby) and having my lasers take them out. The game suddenly froze and the ...