Ford didn't know what to do with Mister Roberts that wasn't repeating what was successful in New York. He was trying to do things to the play that would be his in the film.
One of the symptoms of a losing streak is a turnover of top executives. It's a revolving door.
Actually, today I had to defend the Bush Administration in France again. They refuse to accept, because of their political ideology, that he has actually done more than any American President for Africa. But it's empirically so.