As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE PILOT REPORTED A LOSS OF THE FLIGHT DIRECTOR FUNCTIONS. GPS/AUTO PILOT AND AUTO THRUST WERE REPORTED INOP. CAPTAIN DECIDED TO RETURN TO ORD. NO OVERWEIGHT CONDITION WAS REPORTED. AIRCRAFT LANDED SAFELY WITH NO EVENTS REPORTED. THE AIRCRAFT IS IN WORK ON THE GATE AT THIS TIME.