Referee Darren England took centre stage as he allowed a free-flowing game of football to rile up players and fans alike, with the home support especially aggrieved by England's refusal to dismiss Dan James for a heavy challenge on Joel Ward.
VAR took a closer look at a tackle by Diego Llorente on the advancing Conor Gallagher but a spot-kick was not given as both sides failed to finish chances from open play.
Leeds have now opened up a five-point cushion on the drop zone ahead of a tough run of fixtures against Manchester City, Arsenal and Chelsea.
Graham Smyth, the YEP's chief football writer, hands out the scores from Monday night's goalless draw at Crystal Palace.
13. Sam Greenwood (sub)
4 - Tried to get into the game and make a nuisance of himself but Palace had too much control. Photo by IAN KINGTON/AFP via Getty Images.
14. Joe Gelhardt (sub)
5 - Bright when he got on the ball, produced a shot at least, but impact was negligible thanks to the hosts' dominance. Photo by Stu Forster/Getty Images.
15. Darren England (referee)
4 - Bought some theatrics, ignored some others. Failed to get a grip in the first half when tension was simmering. Photo by IAN KINGTON/AFP via Getty Images.