I have the same probleme but didn't have Sneak Tools Mod.
I resolved it by disable ASIS, so that was perhapse this mod or a conflic with another mod i have like Revenge of the enemies that alter npc behavious.
Hope that would help some other to find a solution :D
Skyrim NPCs don't have names, can't interact
in Skyrim LE
Posted
I have the same probleme but didn't have Sneak Tools Mod.
I resolved it by disable ASIS, so that was perhapse this mod or a conflic with another mod i have like Revenge of the enemies that alter npc behavious.
Hope that would help some other to find a solution :D