As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT N801 MA DECLARED AN EMERGENCY FOR FLAP FAIL MESSAGE ON EICAS. FLAPS EXTENDED TO POSITION 1 AND STOPPED. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LEFT HAND SLAT TORQUE TUBE OUT OF DRIVE MOTOR, REINSTALLED AND RIGGED OPERATIONAL CHECK GOOD.