As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, RETRACTED LANDING GEAR, THE UNLOCK LIGHT REMAINED ON. FOUND RIGHT HAND LANDING GEAR UPLOCK SWITCH FAILED.REPLACED RIGHT HAND LANDING GEAR UPLOCK SWITCH WITH NEW SWITCH PER MM 32-60-00. PERFORMED GEAR SWINGS. OPERATIONAL CHECK GOOD.