As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ACFT TAXI, THE NR2 HYD SYS LOST PRESSURE. AFTER SHUTDOWN, A HYD LEAK WAS DISCOVERED IN THE NLG WW. THE NLG DOOR CLOSE PRESSURE LINE WAS FOUND CRACKED. IPC 32-30-00, FIG 5, ITEM 340. THE LINE WAS REPLACED AND THE ACFT RETURNED TO SERVICE.