As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AN EXTERNAL POWER DOOR OPEN ON CLIMBOUT. CREW ELECTED TO RETURN TO MSY AND LAND WITHOUT INCIDENT. MAINTENANCE INSPECTED AND FOUND THE EXTERNAL POWER DOOR OPEN. MAINTENANCE CLOSED DOOR AND PERFORMED OPERATIONAL CHECKS IN ACCORDANCE WITH AMM 53-10-00-210-807-A01. NO DAMAGE NOTED AT THIS TIME. AIRCRAFT WAS RELEASED FOR SERVICE.