As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER SELECTING FLAPS 15 DEGREES FOR LANDING, RECEIVED A FLAP DISAGREEMENT ON THE INBOARD & NACELLE FLAPS. WITHIN A FEW SECONDS, LOST THE ENTIRE BLUE HYD SYSTEM AS NOTED BY NO FLUID QUANTITY AND SUBSEQUENT WARNING LIGHTS. INSTALLED SERVICEABLE HYD ACTUATOR ON RT NACELLE FLAP. OPS CHECK AND LEAK CHECKS GOOD IAW 27-50-00.