As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 3019, LGA TO CMH. ON APPROACH THE FLIGHT CREW RECEIVED A "TOO LOW FLAPS" AURAL WARNING AT 300FT AGL. THE CREW PERFORMED A GO-AROUND RAN THE QRH AND RECEIVED THE MESSAGE AGAIN AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE EGPWS COMPUTER AND FLAP SELECTOR LEVER AND NO FURTHER DEFECTS WERE NOTED.