Unity2D, Непонятная ошибка при компиляции

using UnityEngine;
using System.Collections;
 
public class testscript : MonoBehaviour {
    int k = 0;
    int l = 0;
    int curr = -1;
    public Sprite[] dudeR = new Sprite[8];
    public Sprite[] dudeL = new Sprite[8];
    Sprite dude;
    Texture2D spr;
    public GameObject sp;
    float dir = 0;
    
    IEnumerator Example()
    {   
        yield return new WaitForSeconds(3*Time.deltaTime);
        if (k>6)
            k = 0;
        else
            k++;
    }
 
    // Use this for initialization
    void Start () {
        spr = Resources.Load("scottpilgrim_multiple") as Texture2D;
        for (int i=0;i<8;i++)
        {
            dudeR[0] = Sprite.Create(spr,new Rect(i*108,0,108,140),new Vector2(0.5f,0.5f),100f);
            dudeL[0] = Sprite.Create(spr,new Rect(i*108,140,108,140),new Vector2(0.5f,0.5f),100f);
        }
        //dude = Sprite.Create(spr,new Rect(128,0,32,48),new Vector2(0.5f,0.5f),100f);
        sp = GameObject.Find("sp");
    }
    
    // Update is called once per frame
    void Update () {
        dir = Input.GetAxis("Horizontal");
        sp.transform.Translate(new Vector3(dir*Time.deltaTime,0,0));
        if (dir > 0)
        {
            if (curr != k)
            {
                StartCoroutine(Example());
                curr = k;
            }
            sp.GetComponent<SpriteRenderer>().sprite = dudeR[k];
        }
        if (dir < 0)
        {
            if (curr != k)
            {
                StartCoroutine(Example());
                curr = k;
            }
            sp.GetComponent<SpriteRenderer>().sprite = dudeL[k];
        }
        /*if (dir == 0)
            sp.GetComponent<SpriteRenderer>().sprite = dude;*/
    }
    void OnGUI()
    {
 
        GUI.Label(new Rect(Screen.width/2,Screen.height/2,100,100),"k= "+k.ToString());
        l++;
        GUI.Label(new Rect(Screen.width/3,Screen.height/2,100,100),"l= "+l.ToString());
        //GUI.DrawTexture(new Rect(0,Screen.height/2,100,100),dude[k]);
    }
}