Is the Control Lock option activated?
Control Lock is used to avoid unintended use of the dishwasher between cycles, or cycle and option changes during a cycle.
To turn off Control Lock, press and hold the control lock button(s) designated for your model for 3 seconds. The light will turn off.
NOTE: You may need to disable Sleep Mode by pressing either Start/Resume or Cancel, or by opening and closing the door before you are able to turn Control Lock off.