Users clicking on the app are sent to a page that reads, “Unable to start. It was down for most of the game and, as of 8 p.m.

The issue is that the William Hill sportsbook mobile betting app crashed in Nevada on Sunday before the Super Bowl started. The Nevada Gaming Control Board said in a statement that it is “aware of the issue and board agents from the Enforcement and Technology Division are investigating the matter.” The day after the Chiefs rallied for a 38-35 win over the Eagles, countless bettors who had placed bets on the Super Bowl still were unable to collect their winnings.

On the biggest sports betting day of the year Sunday, countless gamblers in Nevada were unable to place their bets on the Super Bowl - which has brought more than $1 billion in wagers to the state’s sportsbooks since 2017, including $153.2 million this year. The William Hill mobile app in Nevada was down Monday, Feb.