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Question by zeuo · Feb 18, 2012 at 05:49 PM · vector3distance

Vector3.Distance error plizzzzzz help

im always getting a NullReferenceException: Object reference not set to an instance of an object at line 4 no matter what i try, there is a game object with tag Enemy but it wount work

 function Update () {
 var target = GameObject.FindWithTag ("Enemy");

 if ( Vector3.Distance(target.position, transform.position ) < 25) {
     print("found it");
 }

}

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Answer by Sequence · Feb 18, 2012 at 07:24 PM

If you're looking for a gameobject with the tag player, then trying to get the position from it like this:

 Player.position

That won't work, because to get the position of a gameobject, you must first access the gameObject's transform.

 Player.transform.position

The same is with rotations too:

 Player.transform.rotation

Link to GameObject documentation: Click Here

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avatar image zeuo · Feb 18, 2012 at 07:44 PM 0
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omg its so simple ty u sooo much

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Answer by Kona · Feb 18, 2012 at 06:56 PM

the first line after you open up the function should be GameObject.FindGameObjectWithTag( "Enemy" );

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