I reached level 4 on tarkus and went back to my ship. When I slept, the level up screen opened. I had no new stat points to allocate and I could not select my perk for level 4.
More info that may or may not be useful:
I was carrying the dong designer when I reached max experience. I got back to my ship by finding Bess and being teleported there.
Save file attached
More info that may or may not be useful:
I was carrying the dong designer when I reached max experience. I got back to my ship by finding Bess and being teleported there.
Save file attached