As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: DOOR 1R WOULD NOT INDICATE ARMED IN ARMED POSITION AT THE DOOR OR ON LOWER ECAM. MAINTENANCE REPLACED PROXIMITY SWITCH FOR SLIDE ARMING HANDLE PER TSM 52-11-00-810-807A AND PERFORMED SATISFACTORY OPERATIONAL CHECK.