"There was, and still is, a lot of unhappy players at the club who don't like him. I am one of them and he knows that, and that is why I left the club," he told The People.
"I know there are a lot of players who don't think he is any good.
"He is hard to get on with. He doesn't have much banter; he is serious all the time, he keeps himself to himself and doesn't get involved - very old school."