As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR 2R DISARMED ITSELF IN FLIGHT CANNOT BE RE-ARMED. REMOVED DOOR SLIDE TO INSPECT DOOR ARMING CABLE AND GIRT BAR MECHANISM. INSPECTED ALL AREAS OF CABLE AND ARMING MECHANISM. FOUND NO DEFECTS DOOR ARMED AND DISARMED NORMALLY. REINSTALLED DOOR SLIDE. ACCOMPLISHED INSP OF DOOR SLIDE INSTILLATION AND REMOVAL OF PINS DOOR ARMS AND DISARMS NORMALLY.