As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT GEAR DOOR UNSAFE LIGHT ILLUMINATED AFTER GEAR RETRACTION WENT OUT AFTER APPROX 2 MINUTES INTERMITTENT AFTER THAT UNTIL UPLATCH CHECK WHEN IT REMAINED OFF. INSPECTED RT GEAR DOOR SWITCH FOUND DEUTCHE PLUG NOT LATCHED, CLEANED AND RESECURED PLUG PERFORMED DOOR SYSTEM OPS CHECK. NO DEFECTS NOTED ON GROUND PER 32-30-0 DC8MM.