As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO DOOR CAUTION MSG, PASSENGER DOOR WARNING MESSAGE, AND PROX SYS FAULT 1 STATUS MSG IN FLIGHT. C/W QRC AND QRH PROCEDURE. MESSAGES REMAINED FOR DURATION OF FLIGHT / REMOVED AND REPLACED PSEU IAW CRJ 900 AMM 32-61-01-000/400-801-A01. PERFORMED POWER-UP OF THE LANDING GEAR PSS IAW CRJ 900 AMM 32-61-00-740-801-A01. NO CURRENT FAULT INDICATION AT THIS TIME