My melee attack raycast script I got from a tutorial video doesn’t seem to be working?
Any help I can get is appreciated thank you 
!
Error:
NullReferenceException: Object reference not set to an instance of an object
MeleeAttack.attack () (at Assets/Custom Assets/Scripts/Player/MeleeAttack.js:36)
MeleeAttack.Update () (at Assets/Custom Assets/Scripts/Player/MeleeAttack.js:24)
MeleeAttack.js
var countdown : int = 2;
var playerAttackRange : int = 5;
var particle : GameObject;
var player : GameObject;
function Start () {
}
function Update () {
var particleClone = particle;
if(countdown > 0){
countdown -= Time.deltaTime;
}
if(countdown <= 0){
countdown = 2;
}
if(Input.GetButton("Fire1")){
particleClone = Instantiate(particle, transform.position, transform.rotation);
Destroy(particleClone, 1);
attack();
}
}
function attack(){
if(AbilitySystem.fireElement.equippedFire == true) {
var hit : RaycastHit;
var fwd = transform.TransformDirection (Vector3.forward);
if(Physics.Raycast (transform.position, fwd, playerAttackRange)){
if(hit.collider.gameObject.tag == "Enemy") {
Debug.Log("Melee has struck" + hit.collider.gameObject + "!!!!!!!!!!!");
hit.collider.gameObject.GetCompponent(EnemyHealth).enemyCurrentHealth -= AbilitySystem.fireElement.swordDamage;
}
}
}
}