In UE 5.1 I’m still noticing Cells which I match the size of my Landscape Steaming Proxies in my 10km x 10km landscape ‘seemingly’ randomly load/unload independently of all of the Cells around them. I have built HLODs, use the ‘Simulate’ Play setting, and fly around the map and most Cells load/unload from Solid to HLOD as expected except for some random ones right up until in fly directly over the Cell, then it loads. So, Bump I guess. I am not sure what else I can try without blasting the Loading Range up to cover the entire map. Here is an example of what I am seeing:
