As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RED GEAR HANDLE LIGHTS FAILED TO EXTINGUISH AFTER GEAR RETRACTION (GEAR DOOR UNSAFE NOT UP AND LOCKED INDICATION). RETURNED TO AIRPORT, LANDING GEAR EXTENTION WAS NORMAL. ADJUSTED NOSE LANDING GEAR RETRACT ACTUATOR IAW AMM 32-20-00-201. PERFORMED NUMEROUS LANDING GEAR CYCLES WITH NO DISCREPANCIES NOTED. NO FURTHER ACTION REQUIRED.