Reset the machine. Switch off the mains plug socket and then switch it on again after about 20-30 seconds. Then test whether the machine is working normally, this should also reset the door lock icon.
For AEG series 7000,8000,9000 To deactivate this option, press and hold the Stains/Prewash (10) and the Extra Rinse (7) buttons for 5 seconds until the padlock no longer displays on the LED display.
