I've been in contact with the creator of Factorio Extended Plus, and he has made an update. So if others have the same problem as me, just update now - seems to work for me
He made a mod that fixed (replaced) a mod which was no longer maintaned, and which didn't work anymore in 0.16. I suppose he might've had his code "spill into" things not concerning the FactorioExtended* mods
I have a "standard" setup with a train station and two warehouses with inserters next to them. I thought there might've been some sort of glitch, so I also tried to just put a new warehouse and an inserter somewhere and let it insert into the warehouse. It didn't. I've added a savegame - might ...
I'm having some problems with warehouses - it seems that inserters won't insert into them. They can insert into other things, it seems. Loaders can insert things into warehouses.
After 0.16, and even with 0.3.1, when I load a game, all Factorio Extended items are removed. I understood 0.3.1 should work with 0.16? Please help - I love this mod and would rather not live without it...
Is there a way - be it config or mod - to keep bots from flying the shortest route between destinations, but rather follow the connection between roboports? If, for instance, you have a U-shaped base, and you have enemies inside the U, you'll keep losing bots as they fly over enemy camps.