Ошибка C0103 в Unity

Код

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class PlayerController : MonoBehaviour
{
public float speed;
public float jumpForce;
private float moveInput;

private Rigidbody2D rb;

private void Start()
{
rb = GetComponent<Rigidbody2D>();
}

private void FixedUpdate()
{
moveInput = Input.GetAxis("Horizontal");
rb.velocity = new Vector2(moveInput * speed, rb.velocity.y);
if(facingRight == false && moveInput > 0)
{
Flip();
}
else if(facingRight == true && moveInput < 0)
{
Flip();
}
}
void Flip()
{
facingRight = !facingRight;
Vector3 Scaler = transform.localScale;
Scaler.x *= -1;
transform.localScale = Scaler;
}
}

Гайд по которому делал: https://youtu.be/5vhMXhic2S8?t=1099