As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING GEAR RETRACTION, THE 3 GREEN LIGHTS EXTINGUISHED BUT THE RED GEAR HANDLE UNSAFE LIGHTS REMAINED ILLUMINATED. REMOVED EXCESS MATERIAL FROM RUBBER NOSE GEAR BUMPERS IN NOSE WHEEL WELL. OPERATIONAL CHECK NOW SATISFACTORY. CYCLED GEAR & CHECKED NOSE GEAR UPLOCK SWITCH ADJUSTMENT. CHECKS GOOD IAW MM CH 32-30-00. SERVICED HYD RESERVOIR.