As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING THE FWD ENTRY LIGHT ON THE SO DOOR WARNING PANEL ILLUMINATED. ON INSPECTION, CREW FOUND CREW ENTRY DOOR TO BE OPEN AND UNSECURED. PERFORMED ADJUSTMENT TEST REF AMM 52-11-001-5 NO DEFECTS NOTED. ACFT OK TO CONTINUE SERVICE.