As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LG NOSE DOOR OPEN EICAS MESSAGE IN CRUISE ABOUT 30 MINUTES AFTER REACHING FL350. NO NOISES OR OTHER EFFECTS NOTED. REMOVED FROM SERVICE. INTERROGATED CMC, NO ACTIVE FAULTS NOTED. FOUND FC 32611211PSS IN HISTORY. C/W FIM TASK 32-61-00-810-806-A. MESSAGE DID NOT RETURN. PERFORMED GVI OF AFT NLG DOORS, AND AFT RIGHT CLOSED SENSOR. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.