As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF, THE L1 DOOR CABIN PRESSURE RED LIGHT BEGAN FLASHING.SLIDE ARMED INDICATIONS DISAPPEARED FROM THE DOOR INDICATOR AND FROM ECAM DOOR SYSTEMS PAGE. ACFT PRESSURIZED NORMALLY RED FLASHING CAB PRESS LIGHT STOPPED AFTER LANDING. AIRCRAFT WAS GROUNDED. REPLACED UPPER FLAP BELLCRANK ASSEMBLY.