in fact my game has two errors, the first is the audio that the audio does not come out in the game, the second error is when I enter the map "Origins" of the zombies is on white screen, someone helps me

Anicoa
@Anicoa
in fact my game has two errors, the first is the audio that the audio does not come out in the game, the second error is when I enter the map "Origins" of the zombies is on white screen, someone helps me