Error CS0029 Need Help !!

i'm have problem with this script i don't know why he's giving me error !!
Here is th script :
using UnityEngine;
using System.Collections;

public class HitMarkControl : MonoBehaviour {

private GUITexture HitMark;

void Start ()
{
HitMark = GetComponents<GUITexture> ();
}

void Update ()
{
if (Input.GetButton ("Fire2")) {
HitMark.enabled = true;
} else {
HitMark.enabled = false;
}
}
}

And the error is :
Assets/Scripts/HitMarkControl.cs(10,17): error CS0029: Cannot implicitly convert type `UnityEngine.GUITexture[]' to `UnityEngine.GUITexture'

Help if u know any thing !

 

You're calling GetComponents, which returns an array of (in this case) GUITextures, and trying to stuff this into a simple GUITexture variable.