United conceded all four goals before halftime.
Josh Dasilva opened the scoring when his shot slipped through United goalkeeper David de Gea on nine minutes. Mathias Jensen made it two from another De Gea error ten minutes later. Ben Mee and Bryan Mbuemo also struck to send the hosts 4-0 up at halftime.
"We have got to stop looking at the managers because its the same story, we have to start looking at the players. They know they're making the same mistakes over and over again."