As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 5071 - ON CLIMB, RECEIVED PAX DOOR LATCH CAUTION MESSAGE (7500FT) FOLLOWED BY AURAL WARNING (11000FT) ON DESCENT, MESSAGE RETURNED TO CAUTION. RETURNED TO AIRPORT AND LANDED WITHOUT INCIDENT. REPLACED SPRING AND ROLLER ON INNER HANDLE LEVER LATCH MECHANISM. NO FURTHER DEFECTS.