As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN CRUISE FLIGHT, AUTOPILOT DISENGAGED AND AHRS NR2 FAILED. UNABLE TO RESET AHRS. DECIDED TO DIVERT. WHILE TURNING AND DESCENDING, CREW WAS ABLE TO RESET AHRS. AHRS REMAINED ON THE REMAINDER OF THE FLIGHT. UNABLE TO DUPLICATE PROBLEM.