The Frenchman is understood to be hurt by the manner in which his reign ended.
One of the manager's former colleagues told the Mirror: "Contrary to what people may think, it didn't end well. And he didn't feel it ended well.
"He felt he deserved better. And he did deserve better.
"When Peter Hill-Wood died, he should have been made chairman. They had to keep him. You don't lose someone who has his ability, expertise, intelligence and honesty."