Phantom palace terrible bug

Hi i have a bug with the last chess minigame . I do this Palace like 3 o 4 times with my alts and never bug or something . but in my 5 Alt its bug . I go to the third chess minigame , i do the game and when i put the last piece in the right spot nothing happen . Its show me in the middle of the screen that i complete the mision but nothing happens . Just stay there . I need to fix this problem/bug so i can go forward in the story with that alt . If you need videos or photos of that bug please let me know and ill send it . HELP PLEASEEE ! Thanks .