As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT,THE GEAR DOOR NOT LATCH LIGHT CAME ON. THE CREW CYCLED THE GEARS AND THE LIGHT REMAINED ON. THEY RETURNED TO DEPARTURE WITHOUT FURTHER INCIDENT. MX ADJUSTED THE STRIKER SWITCH AND LUBED BOTH DOOR UPLATCH MECHANISMS. OPS CHECK GOOD IAW UAL MM 32-31-15 STEP 22-25 AND 32-60-02. ACFT WAS RETURNED TO SERVICE.