As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1244 CLT-BOS - DECLARED AN EMERGENCY FOR "FLAP FAIL" EICAS MESSAGE WITH FLAPS ZERO ON LANDING. MX TROUBLESHOT FLAPS PER AMM 27-51-00-810-802-A FOUND FLAP SLAT CONTROL LEVER AT FAULT. REMOVED AND REPLACED SLAT FLAP CONTROL LEVER AND FUNCTIONAL CHECKED OK IAW AMM 27-53-01. CHECKED FLAP TORQUE LIMITER TRIP INDICATORS ALL NORMAL, GREASED LEFT FLAP JACK SCREWS AND RE-RIGGED FLAP CONTROL SYSTEM PER AMM 27-50-00, ALL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.