As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALT GEAR - CREW DID A GO-AROUND DUE TO THE FAILURE OF THE LANDING GEAR ON EXTENSION DURING APPROACH INTO TPA WITH ECAM WARNING. L/G GEAR NOT DOWNLOCKED. PERFORMED A MANUAL GEAR EXTENSION AND LANDED UNEVENTFULLY AND WAS TOWED TO THE GATE. REPLACED HYDRAULIC CONTROL RELAY 62GA AND GEAR SAFETY VALVE 49GA.