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 WILL NOT OPEN IN FLIGHT WITHOUT THE FLIGHT DECK DOOR SWITCH MOVED TO UNLOCK POSTION. MAINTENANCE REPLACED BROKEN DOOR LATCH MECHANISM PER AMM 52-51-21 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.