As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED THEY RECEIVED A FLAP LOW SPEED EICAS MESSAGE DURING CRUISE FOLLOWED BY FLAP FAIL UPON FLAPS 9 SELECTION. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE ACFT WAS REMOVED FROM SERVICE. R & R FLAP ELECTRONIC CONTROL UNIT IAW AMM 27-53-02. OPS CHECK FOUND WORKING PROPERLY IAW 27-53-00-700-802-A. THE ACFT WAS RETURNED TO SERVICE.