What was found
FLIGHT 5580 - DURING BOS APPROACH RECEIVED A FLAP FAIL CAUTION MESSAGE. CREW DECLARED AN EMERGENCY AND FLIGHT LANDED WITHOUT INCIDENT. COMPLIED WITH AD 2006-12-21 FLAP CAUTION MESSAGE -FIRST EVENT- MAINTENANCE ACTION, PARAGRAPH (G) 1, 2, 3 (A, B, C). FLAP SYSTEM WAS RESET WITH NO FURTHER FLAP CAUTION MESSAGES.