As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L EMERGENCY DOOR MESSAGE IN FLIGHT. PRESSURE REMAINED NORMAL AND MESSAGE DISAPPEARED AFTER LANDING. MESSAGE OCCURRED ABOUT 10,000 FEET. PERFORMED FUNCTIONAL TEST OF EMERGENCY DOOR ON LEFT SIDE IAW AMM 52-21-00-720-001. NO DEFECTS NOTED. OK FOR SERVICE.