Michail Antonio, Darren Randolph and Adrian are key players in the current West Ham United team.
The Hammers boss had words of encouragement for his key man despite his error.
West Ham United could not hold on for a win against Liverpool.
West Ham United failed to win against Liverpool in the Premier League on Sunday.
West Ham United are currently in 17th place in the Premier League table.
The Hammer, currently starring for Slaven Bilic's side, has been surprised at the amount of action he has seen.
West Ham United drew with Manchester United in the Premier League at the weekend.
The Hammers players were pleased to get three points at Old Trafford.
West Ham United drew 1-1 with Manchester United on Sunday.
West Ham United drew 1-1 at Manchester United this afternoon.