The original idea was that it would help populate the right side of the belt.

It was caused by this room. I think I accidentally created a setup where thrower inserters would infinitely throw stuff, even when the target destination was full. And this caused a crash by completely filling up a Factorissimo building. I deleted the thrower inserters ASAP, but I'll post the setup ...

I have a modded game that always experiences a crash where the visuals freeze, the audio continuously plays, and the program is completely nonresponsive until I close it with task manager.. It always occurs around the same point, and after a few times I have to assume there's some sort of chain reac...