Object hold and child out of bounds problem

I didn’t find solution, i have object hold script when i left the object unity gives child out of bounds error how can i fix it ?

video link:getchild problem - YouTube

using UnityEngine;
using System.Collections;
using System.Collections.Generic;

public class HoldAcid : MonoBehaviour
{
    public Transform player;
    public Transform Kamera;
    public Transform Obje;
    private Camera playerCam;
    public float throwForce = 10;
    public bool beingCarried = false;
    public AudioClip[] soundToPlay;
    public float mesafe;
    private Ray playerAim;
    public float smooth;
   

    
    

    void Start()
    {
       
    }

    void FixedUpdate()
    {
        

        playerCam = Camera.main;
        Ray playerAim = playerCam.GetComponent<Camera>().ViewportPointToRay(new Vector3(0.5f, 0.5f, 0));
        RaycastHit hit;
        if (Physics.Raycast(playerAim, out hit, mesafe))
        {


            if (Input.GetMouseButtonDown(0) && hit.collider.gameObject.tag != "tasinamayan" && beingCarried == false) // TERRAİNİ TAŞIYON DÜZELT
            {
                
                GameObject tekdondur = hit.collider.gameObject;  // OBJELERİ AYRI AYRI TUTMA KODU

                
                    tekdondur.GetComponent<Rigidbody>().isKinematic = true;
                    tekdondur.GetComponent<Rigidbody>().constraints = RigidbodyConstraints.FreezePositionX | RigidbodyConstraints.FreezePositionY | RigidbodyConstraints.FreezePositionZ;
                    tekdondur.transform.parent = Kamera; //AYRI TUTMA KODUNA BUDA DAHİL
                                                         //tekdondur.transform.SetParent(Kamera);

                    beingCarried = true;

               
                }
        }


            if (beingCarried)
            {



                GameObject tekdondur = Kamera.transform.GetChild(0).gameObject;  //TEK DÖNDÜRMEYE KODU



                if (Input.GetAxis("Mouse ScrollWheel") > 0f)
                {
                    tekdondur.transform.Rotate(Camera.main.transform.right, smooth * Time.deltaTime, Space.World);
                }
                if (Input.GetAxis("Mouse ScrollWheel") < 0f)
                {

                    tekdondur.transform.Rotate(-Camera.main.transform.right, smooth * Time.deltaTime, Space.World);
                    //kameranın baktığı yönde döndürme tekdondur. olmadanki hali
                }


                //if (Input.GetMouseButtonDown(0))
                //{
                //  GetComponent<Rigidbody>().isKinematic = false;
                //transform.parent = null;
                //beingCarried = false;
                //GetComponent<Rigidbody>().AddForce(playerCam.forward * throwForce);
                //}

                 if (Input.GetMouseButtonDown(1))
                 {
                     beingCarried = false;

                     tekdondur.GetComponent<Rigidbody>().isKinematic = false;
                     tekdondur.GetComponent<Rigidbody>().constraints = RigidbodyConstraints.None;

                     tekdondur.transform.parent = null;




                 } 


            }
        

        


    }  
}

Doesn’t anyone know?