As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL FLT 710 EN ROUTE PHL TO ZRH. ON GEAR RETRACTION, RIGHT MAIN GEAR DID NOT RETRACT - REMAINED GREEN. EICAS GEAR DISAGREE, GEAR DOORS. EXTENDED GEAR - THREE GREEN. MAINTENANCE JACKED AIRCRAFT. AFTER CYCLING GEAR MANY TIMES, A LARGE HYDRAULIC LEAK OCCURED AT THE ROD END SIDE OF THE SIDE BRACE LOCK ACTUATOR. SIDE BRACE FAILED TO UNLOCK. REPLACED SIDE BRACE LOCK ACTUATOR.