[Help] Erorr "AnimationEvent 'S2UInternal_AssignSprite' has no receiver"

[babman92]

Hi every one,
I'm Tuan, I'm newbie in Unity. I am developing a game with Unity and Spriter, i do follow this tutorial but when i run it on Unity, it throw a erorr "'Player' AnimationEvent 'S2UInternal_AssignSprite' has no receiver! Are you missing a component?" - "Player" is Game Object was created by Spriter. please give me a solution. Thanks you :)
sorry because my english :)