As posted in this: http://www.gamefaqs.com/boards/615805-the-elder-scrolls-v-skyrim/67851307

Basically, I'm stuck after killing Hern and Lurbuk and the next quest won't start. I've tried reloading and talking to both Astrid and going directly to Ruunvald.

Also tried startquest and setstage, none of which worked for me.

Anyone in here have any other suggestions?