As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: AFTER TAKEOFF CLIMBING THROUGH APPROX. 1500 AGL ECAM CAUTION MESSAGE RT DOOR FWD OVERWING EXIT OPEN MOMENTARILY SHOWN, THEN EXTINGUISHED. NO OTHER ABNORMAL INDICATIONS INDICATED - MAINTENANCE FOUND FLAP HANDLE (R) FWD DOOR PROXIMITY SENSOR TARGET 53WN2 OUT OF ADJUSTMENT AND ADJUSTED THE TARGET - A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.