System messages occasionally appear on the display of the Thermomix® TM6. This does not mean that your appliance is faulty. They usually suggest recommended actions, which you can identify from the abbreviations on the display.
Here is an overview of the various system messages for the Thermomix® TM6, along with their causes and recommended actions.
If, after you have taken the recommended action, you need to get your TM6 repaired, see here for more information.