In the “Fall of Ledria” quest echo (first one in The Black Sun), there’s a stage at which your quest objective is “Defend the town from cultists.”
In my game, the enemies you’re supposed to defend against spawned far away from the point indicated by the quest marker, and didn’t reliably path toward the area you’re supposed to defend. As a result, I had to awkwardly hunt around the map for quest targets (which weren’t indicated by any markers, just had to run around looking for void cultists).
Here’s a screenshot of the area, with the spot the quest marker indicated, and the spot where I ended up finding the last batch of cultists, both marked:
Username online is A_S00, same as here.
Player log:
Player.log (2.8 MB)