navigation

Hi all, I noticed the placement of navigation aids by city plan creators but how do you effectively test settler pathing? Do you pick a settler and tell them to go somewhere and see if they stop? Even if I use some of the manual in-game navigation path objects available in other mods I often...

Settlers are unable to navigate to the beds in the following two residential plots: "Wasteland Lounger": I believe the bed has to be moved from behind the pillar. "Raised Shack" : Not sure what the problem is here. I can manually command the settlers onto the level where the bed is however...