During their match at the Players Championship Finals there was this incident with Adrian Lewis and Peter Wright. It all happened during the 5th leg of the game when Snakebite walked back when he was on a double. The commentators believe it was about a loose floorboard. After the game they continued discussing and even a security guy had to enter the stage as shown in the footage below.
Update: The moment that caused this incident happened during leg 5 and is caught on this video
— RTL7Darts (@rtl7darts) November 27, 2021