As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER GEAR RETRACTION, ALL LIGHTS WENT OUT, THEN NOSE GEAR RED UNSAFE LIGHT FLICKERED ALONG WITH GEAR HANDLE LIGHTS, THEN EXTINGUISHED. NOSE GEAR UNSAFE LIGHT AND GEAR TRANSIT LIGHTS FOR APPROXIMATELY 10-15 SECONDS. CHECKED PSEU MEMORY. FOUND CODE 10. SWUNG GEAR SEVERAL TIMES. "0" DEFECTS NOTED. REPLACED NLG DRAG STAY PROXIMITY SWITCH. SWUNG GEAR, OPS CHECKED GOOD AT THIS TIME IAW MM 32-20-16.