As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR DID NOT RETRACT WHEN GEAR SELECTED UP IT INDICATES DN WHEN SELECTED DN ALL GEAR DN AND LOCKED RESULTING IN EICAS MESSAGES LG LEVER DISAG AND LG NO DISPATCH. DECLARED EMERGENCY AND LANDED WITH NO INCIDENT. REMOVED & STOWED LG SAFETY PIN FROM NLG ALL FAULTS CLEARED