Kitchenaid dishwasher (top of the line 2000...

Question

Kitchenaid dishwasher is flashing the "rinse only" and "add-a-dish" LEDs and does nothing else. Pressing the Drain button causes the "add-a-dish" light (only) to stop flashing and the 7-segment LED to display --. Pressing it again changes it back to only having both aforementioned LEDs flash.