Board Thread:Skyrim/@comment-11549959-20130706155248/@comment-6881629-20130706162556

Its not the dificulty if you've cleared the place out before and get a bounty mission to go there in can cause a bug (i have that on one of my saves too). If you marry someone who runs a inn you can't stay there for free BUT i think if you find Wilhelm's own bed it should let you sleep in it.