Скрипт Spawner не спавнит "BlockLines"

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
 
public class DownMover : MonoBehaviour
{
public float speed;
private Spawner spawner;
private bool spawned;
 
private void Start()
{
spawner = FindObjectOfType<Spawner>();
speed = spawner.speed;
}
 
 
 
 
private void Update()
{
transform.Translate(Vector2.up * speed * Time.deltaTime);
speed += spawner.speedIncrease * Time.deltaTime;
if (transform.position.y < 0 && !spawned)
{
 
}
 
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
 
public class Spawner : MonoBehaviour
{
public GameObject[] Blocklines;
 
public float speed;
public float speedIncrease;
 
// Update is called once per frame
private void Update()
{
speed += speedIncrease * Time.deltaTime;
}
 
public void SpawnWave()
{
int rand = Random.Range(0, Blocklines.Length);
Instantiate(Blocklines[rand], transform.position, Quaternion.identity);
 
}
 
 
 
 
}

private void Update()
{
transform.Translate(Vector2.up * speed * Time.deltaTime);
speed += spawner.speedIncrease * Time.deltaTime;
if (transform.position.y < 0 && !spawned)
{
      spawner.SpawnWave();//если честно я не совсем понял ваш код. но кажется это должно быть здесь.
}