Got kicked out of a game by a hacker can´t get champs rewards

i played champs today and in my last game i got kicked out of the game when the other player "quit" it restarted my whole game and when i went in to champs to get my rewards all i got was a screen with my progress and i had 7 wins  9 losses and -1 game left to play now i cant get my rewards and when i try to get in to a new game in champs all i get is there was a problem when your game session was created what the f do i do now?