As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, GEAR UNSAFE LIGHT REMAINED LIT AFTER GEAR WAS RETRACTED. PERFORMED COM PROCEDURES AND CONTINUED TO ATL AT A REDUCED AIRSPEED OF 250 KNOTS. FLIGHT LANDED NORMALLY AT ATL. FOUND LEFT GEAR DOOR UPLOCK ROLLER OUT OF TOLERANCE. ADJUSTED UPLOCK AND OPERATIONAL CHECK OF GEAR WAS GOOD.