I had no problem there; after rescuing him, I checked out a few of the other huts first, then portal'd on back to the base camp. After the trek through the mountain to Yamir's office, he took a vacation.Personally, I would've liked him to stick around...I'd have killed his butt (well, OK, let the monsters kill his butt) and left his sorry carcass somewhere unpleasant...I have a save of the game right before making the Mook alliance. Gonna replay everything, this time aligning with the T'rang instead. It'll be tough, but I am going to *enjoy* sweeping the base camp and the mountain clear of all those (#$@ arrogant Umpani....