Smith knew what the issue was, but played along.  He had shifted some of the mechanics of the thrusters and altered some of the navigation code.  He could not beat the alarm system, but he could keep the humans from discovering the issue before the confederation was in range.  If they did figure it out, he would send a signal that would trigger a wormhole, and the confederation would make first contact.<br/><br/>Bob made a show of checking the engineering station.  "There is nothing wrong on any of the thrust or drive systems." he announced.  "Is it the software?"