Tony Pulis has left Crystal Palace by mutual consent - two days before the season has even begun.
He met with chairman Steve Parish after reports of friction after Pulis grew frustrated over a failure to land a number of summer signings.
Assistant manager Keith Millen will be in temporary charge for Saturday's trip to Arsenal.
The club is yet to comment.
Pulis guided Palace to 11th place last season. making it the first time the club have managed to stay in the Premier League after being promoted