As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, AFTER GEAR RETRACTION, THE "DOOR NOT LATCH" LIGHT REMAINED ON. CREW CYCLED THE GEARS AND WAS UNABLE TO DETERMINE CONDITION OF MAIN GEAR DOORS. THEY CONTINUED FLIGHT AND LANDED WITHOUT FURTHER INCIDENT. MX INSPECTED THE MAIN GEAR DOOR WARNING SYS AND FOUND THE RT MAIN GEAR DOOR SWITCH ARM BROKEN. THEY REPLACED SWITCH. OPS CHECK GOOD IAW MM 32-60-0, PAGE 201. ACFT WAS RETURNED TO SERVICE.