Nation A slot machine error prevented a man from knowing he hit the jackpot. Now he’s $220,000 richer. February 7, 2022 Haleigh Kochanski, Arizona Republic Comments Off on A slot machine error prevented a man from knowing he hit the jackpot. Now he’s $220,000 richer. The Nevada Gaming Control Board announced Robert Taylor won a jackpot of $229,368.52, but there was a communications error in the slot machine.