The lift sensors have been activated, causing the mower to stop. This can happen if someone manually moves the mower.
This feature is a safety measure to prevent theft of your product, so you need to manually restart it.
Follow these steps:
For mowers with a jog wheel:
Press the jog wheel.
Enter the PIN code.
Select the desired operating mode and confirm.
For mowers with a keypad:
Press the START button on the mower.
Select an operating mode to resume operation.