Camera.main is null when performing raycast

Question

Code that generates an error:

void Update()
{
    if (Input.touchCount > 0)
    {
        RaycastHit2D hit = Physics2D.Raycast(Camera.main.ScreenToWorldPo         


        

Answer 1

Make sure you have in your scene an active gameobject with the Camera component and the tag "MainCamera"