Ian Ladyman has slammed Manchester United supporters for booing Erik ten Hag when he subbed off Rasmus Hojlund during Saturday's 3-1 defeat to Brighton.
United suffered another damaging result after being thoroughly outclassed by the Seagulls and one moment in particular saw those inside Old Trafford let their frustrations get the better of them.
Just after the hour mark, new £72million signing Hojlund - who had put in a decent performance on his home debut - was replaced by Martial, with the Danish striker only just returning from a back injury that needs to be carefully managed.
United were 2-0 down at the time and as the 20-year-old made his way off the pitch, a cacophony of boos rang out around the stadium.
And Ladyman, speaking to former Premier League winner and Mail Sport columnist Chris Sutton on Mail Sport's 'It's All Kicking Off' podcast, hit out at those responsible and insisted Ten Hag had done the right thing by protecting his striker.
'I happen to think by the way that the booing at Old Trafford of Ten Hag on Saturday for taking off Rasmus Hojlund was absolutely moronic,' he said.
'If you are booing your manager for taking off the one player who has given you reason to be optimistic.
'And we know he's got a long-term back situation going on, but if you're booing your manager for taking him off when he's clearly trying to manage him, then you don't know very much about football.'
Sutton agreed with his co-host and insisted the response from United supporters was a damning indictment of the situation the club find themselves in.
He added: 'But that's your entitled fan base, isn't it? Manchester United fans feeling entitled.
'I'm totally with you on this. He's protecting Hojlund, who's just come back from a long-termRead on m.allfootballapp.com