As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR GREEN LIGHT IS ILLUMINATED WITH THE GEAR UP AND IN THE OFF POSITION. RED WARNING LIGHT DID COME ON DURING THE RETRACTION OF THE GEAR. RETURNED TO DEN. *S/D* FOUND BROKEN LAMP BASE LODGED IN THE LIGHT BASE. REMOVED THE BROKEN PARTS AND REPAIRED UNIT. ACCOMPLISHED NOSE GEAR SWING.