As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT WING SLIDE EICAS MESSAGE. REPLACED S219 RT WING SLIDE DOOR SENSOR. PERFORMED GROUND PROX BOX SENSOR CHECKED, NO FAULTS. NO MESSAGE ON EICAS. PERFORMED OVERWING EMERGENCY TEST ON P61 PANEL. CHECKED OK. RESET AND REARMED ALL OVERWING EMERGENCY HATCH DOORS. CHECKED OK.