As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH, EICAS ANNUNCIATED C HYDRAULIC SYSTEM QUANTITY, QUICKLY FOLLOWED BY C HYDRAULIC PRESSURE. PERFORMED A GO AROUND, ACCOMPLISHED HYDRAULIC, FLAP AND LANDING GEAR PROCEDURES. LANDED FLAPS 20. MAINTENANCE REPLACED INBOARD SOILER ACTUATOR NR 5. SYSTEM OPERATION NORMAL.