As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. DURING FLIGHT, FLIGHT ATTENDANT REPORTED NUMEROUS OCCASIONS DOOR 1L SHOWS DISARMING WITH PRESSURE LIGHT BLINKING AFTER RE-ARMING DOOR, LIGHT GOES OUT AND DOOR SHOWS ARMED AND CABIN PRESSURE SHOWS ECAM SHOWED DOOR WAS ARMED AND CABIN PSI STAYED NORMAL. FOUND DEBRIS IN GIRT BAR TRACK, CLEANED AND OPERATIONS CHECKED ARMING MECHANISM. PER AMM 52-71-00.