As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GTF FLIGHT 2322 SEA-GTF. ON SHORT APPROACH THE GREEN NOSE GEAR LIGHT WENT OUT AND THE AMBER NOSE LIGHT CAME ON. THEN A CLUNK WAS HEARD. PERFORMED A MISSED APPROACH AND AN ALTERNATE GEAR EXTENSION. ALL INDICATIONS WERE GREEN AND ACCOMPLISHED A UNEVENTFUL LANDING. ACFT WAS TOWED FROM THE RUNWAY. ACFT FERRIED FROM GTF TO PDX FOR REPAIRS.