As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT TRANSFER VALVE OPEN DISPLAYED ON UPPER ECAM SCREEN. LEFT AND RIGHT TRANSFER VALVES OPENED AS EXPECTED BUT WERE ACCOMPANIED BY ECAM MESSAGES. LEFT TRANSFER VALVE OPEN DISPLAYED ON UPPER ECAM SCREEN. REFUELING PANEL BATTERY POWER SWITCH MUST NOT BE SET TO THE ONE POSITION.