A game developers life exam

Question

I GET ERROR IN UNİTY NEW INPUT SYSTEM

object reference not set to an instance of an object

how can ı fix this ı set everythin like video and get error bla bla

These are my codes

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

  public class InputManager : MonoBehaviour
  {
  private PlayerInput playerInput;
  private PlayerInput.OnFootActions onFoot;

  private PlayerMotor motor;

  void awake()
  {
    playerInput = new PlayerInput();
    onFoot = playerInput.OnFoot;
    motor = GetComponent<PlayerMotor>();
  }


  void FixedUpdate()
 {
    motor.ProcessMove(onFoot.Movement.ReadValue<Vector2>());
 }
 private void onEnable()
{
    onFoot.Enable();
}
private void onDisable()
{
    onFoot.Disable();
}

}