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Question by Frumpie21 · May 01, 2012 at 05:13 PM · instantiatequaternionspawnbullet

Bullet Spawning Problem

I'm trying to get a bullet to spawn at the location of my game object called "BULLETSPAWN" with the same rotation. I'm trying to use the code:

 var bulletPrefab : Transform;
 
 function Update () {
   if(Input.GetButtonDown("Fire1"))
   {
     var bullet =  Instantiate(bulletPrefab,GameObject.Find ("BULLETSPAWN"),Quaternion.identity); 
   }
 }


But I get the error:

Assets/BULLETSHOOT.js(13,28): BCE0023: No appropriate version of 'UnityEngine.Object.Instantiate' for the argument list '(UnityEngine.Transform, UnityEngine.GameObject, UnityEngine.Quaternion)' was found.

Any suggestions?

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Answer by fafase · May 01, 2012 at 05:18 PM

try with

var bullet = Instantiate(bulletPrefab,GameObject.Find ("BULLETSPAWN").transform.position,Quaternion.identity);

The second argument is the position but you are passing the whole game object hence the error.

Also if bulletspawn is a child of the obejct use:

var bullet = Instantiate(bulletPrefab,transform.Find ("BULLETSPAWN").transform.position,Quaternion.identity);

It will look inside the object instead of going through all objects in the game. Way faster.

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avatar image Frumpie21 · May 02, 2012 at 12:02 AM 0
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Hmm this seemed to work until I tried to shoot in game, at which point it gave me the error: NullReferenceException

avatar image syclamoth · May 02, 2012 at 12:06 AM 0
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Just make the bulletspawn a public transform, and then use 'bulletSpawn.position'. You should never have to use GameObject.Find(string) for anything.

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