As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT - FL 2355 - ON GEAR EXTENSION, THE NOSE GEAR GREEN LIGHT DID NOT ILLUMINATE. CREW CYCLED THE GEAR WITH SAME RESULT. CREW PERFORMED A GO-AROUND. ON SECOND APPROACH, THE ALL INDICATIONS WERE NORMAL AND THE FLIGHT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REPLACED THE NOSE GEAR OVERCENTER DOWNLOCK SWITCH. (M)