The Dallas Mavericks lost their third consecutive game on Wednesday night to the last-place team in the NBA’s Western Conference New Orleans Pelicans 119-116. The nature of the defeat is what drew attention, however.

With four second remaining, Mavericks guard Spencer Dinwiddie attempted a layup that was blocked by Pelicans wing Trey Murphy. Dinwiddie’s layup clearly hit the backboard before

The NBA acknowledged Thursday that officials erred at the end of the Pelicans-Mavericks game the previous night by not calling goaltending on what would have been a go-ahead bucket for Dallas.