As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 6456 ATL TO MSP - ON APPROACH AT 200 KTS THE CREW SELECTED FLAPS 1. EICAS ANNUNCIATED A FLAP FAILURE. DISCONTINUED THE APPROACH. COMPLETED THE FLAPS FAILURE CHECKLIST. ALSO RECEIVED AN AMBER HP2 VIB CLIMBING OUT OF ATL. COMPLETED THE ENGINE ABNORMAL VIBRATION CHECKLIST. NO ICING WAS ENCOUNTERED. OCM REPORTS RAN FLAPS, NO DEFECTS. FLAPS MAY HAVE BEEN FROZEN. RAN ENG, NO DEFECTS. MAY HAVE BEEN ICE.