**This is the error message I am getting.. I am a beginner of coding but it was actually a tutorial on youtube I followed and I can't see what error I made even though I replayed the video many times. Thanks for any help :D**
NullReferenceException: Object reference not set to an instance of an object
LevelManager.PlaceTile (System.String tileType, Int32 x, Int32 y, Vector3 worldStart) (at Assets/Scripts/LevelManager.cs:60)
LevelManager.Createlevel () (at Assets/Scripts/LevelManager.cs:49)
LevelManager.Start () (at Assets/Scripts/LevelManager.cs:23)
## This is my script ##
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;
public class LevelManager : MonoBehaviour
{
[SerializeField]
private GameObject[] tilePrefabs;
[SerializeField]
private CameraMovement cameraMovement;
public float TileSize
{
get { return tilePrefabs[0].GetComponent ().sprite.bounds.size.x; }
}
// Use this for initialization
void Start ()
{
Createlevel();
}
// Update is called once per frame
void Update ()
{
}
private void Createlevel ()
{
string[] mapData = ReadLevelText ();
int mapX = mapData[0].ToCharArray().Length;
int mapY = mapData.Length;
Vector3 maxTile = Vector3.zero;
Vector3 worldStart = Camera.main.ScreenToWorldPoint(new Vector3 (0, Screen.height));
for(int y = 0; y < mapY; y++)
{
char[] newTiles = mapData [y].ToCharArray();
for(int x = 0; x < mapX; x++)
{
maxTile = PlaceTile (newTiles[x].ToString(),x,y,worldStart);
}
}
cameraMovement.SetLimits (new Vector3(maxTile.x + TileSize, maxTile.y - TileSize));
}
public Vector3 PlaceTile(string tileType, int x, int y, Vector3 worldStart)
{
int tileIndex = int.Parse (tileType);
TileScript newTile = Instantiate (tilePrefabs[tileIndex]).GetComponent();
*The following line is where it says the error is*
newTile.Setup(new Point(x,y), new Vector3 (worldStart.x + (TileSize * x), worldStart.y - (TileSize * y), 0));
return newTile.transform.position;
}
private string[] ReadLevelText()
{
TextAsset bindData = Resources.Load ("Level") as TextAsset;
string data = bindData.text.Replace(Environment.NewLine,string.Empty);
return data.Split('-');
}
}
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