c – erro tentando usar public static no unity


{
    public int vida = 10;
    public static Estatic parado;
    // Start is called before the first frame update
    void Start()
    {
        parado = this;
    }

    public void Cansado()
    {
        Debug.Log(vida);
    }
}
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```public class Estatic2 : MonoBehaviour
{
    // Start is called before the first frame update
    void Start()
    {
        Estatic.parado.Cansado();
        Debug.Log(Estatic.parado.vida);
    }

    
}
>erro: public class Estatic2 : MonoBehaviour
{
    // Start is called before the first frame update
    void Start()
    {
        Estatic.parado.Cansado();
        Debug.Log(Estatic.parado.vida);
    }

    
}

>erro: NullReferenceException: Object reference not set to an instance of an object
Estatic2.Start ()