As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: COCKPIT DOOR WON'T OPEN IN FLIGHT. AMBER OPEN LIGHT ILLUMINATED ON PEDESTAL. COCKPIT DOOR SWITCH HAS NO AFFECT. COCKPIT DOOR LATCH ROTATES FREELY. MAINTENANCE ADJUSTED THE FLIGHT DECK DOOR MID STRIKER SHIMS AND THE DOOR HEIGHT PER AMM 52-21-00