As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FLIGHT DECK DOOR MID LATCH REQUIRES ADJUSTMENT, IT IS DIFFICULT TO UNLOCK DOOR VIA MANUAL TURNKBNOB WITHOUT SELECTING THE ELECTRONIC UNLOCK ON THE FLIGHT DECK DOOR PANEL. MAINTENANCE LUBRICATED THE FLIGHT DECK DOOR LATCH ASSEMBLY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-51-21.