As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THE GREEN HYDRAULIC SYSTEM QUANTITY WENT TO ZERO CAUSING NUMEROUS AIRCRAFT SYSTEMS TO BE LOST. CREW DECLARED AN EMERGENCY AND LANDING GEAR HAD TO BROUGHT DOWN VIA FREEFALL GRAVITY. REMOVED AND REPLACED GREEN SYSTEM POWER ACCUMULATOR AND O-RING AT BASE OF ACCUMULATOR IAW AIRBUS MAINTENANCE MANUAL 29-11-42-400-001-A.