User blog comment:SUBJECT901/Weird 1.1 place/@comment-122.107.67.232-20111202194708/@comment-124.185.240.88-20111203134446

None of the 3 new NPC's will get off the ground if you have Autopause on. Turn it off in your settings menu, then try again, the Mechanic will likely not be in the same place so you will have to search again.