As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 HYD SYST EMPTY, LOSS OF FLUID DURING ENG REV ON GROUND. LEAK TRACED TO STOW LINE, CRACKED AT TOP OF HCU HYD LINE END. REPAIRED PIPE SECTION APPROX 20 INCHES LONG AND NEW COULPLING FITTED BY KLM IAW 20-10-01-02. REV CYCLED SEVERAL TIMES AND NO LEAKS FOUND. ALL IND NORMAL.