So I beat the main questline. I killed Dagoth Ur, destroyed that heart thing, and talked to azura outside the chamber after doing that stuff. But when I sleep the dark brotherhood quest wont initiate. I've tried several times in different locations. I even completed the sleepers awakening quest just in case. Am I missing and extra step or something? Nothing comes up in the quest log saying I need to do something still.
You have to be level 15. I
You have to be level 15. I don't think it matters whether you have completed the main quest or not.