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Question by AGhostInTheFog · Oct 24, 2018 at 08:01 PM · unity 5uibuttoncanvaseventsystem

UI Button not working?

I have an EventSystem. Tried with the EventSystem option Force Module Active. I have only one Canvas. The Canvas has a Graphic Raycaster component. I've tried with and without a Graphic Raycaster component on the button's parent (canvas child) Canvas Render Mode is set to Screen Space - Camera, tried with Overlay I tried making the button a child object of the Canvas. The button is marked as interactable and calls a function from a script. There are no other HUD objects that are at the same place as the button. I've added using UnityEngine.EventSystems; to my script. Tried putting the button on different places in the hierarchy. Tried playing the game and restarting Unity I added a Canvas Group to my Canvas I tried moving the button around in my Hierarchy

Here's my C# for the button

 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
 using UnityEngine.EventSystems;
 
 public class ChangeApp : MonoBehaviour
 {
 
     public SpriteRenderer part;
     public Sprite[] options;
     public int index;
 
     // Use this for initialization
     void Start ()
     {
         
     }
     
     // Update is called once per frame
     void Update ()
     {
         
         for (int i = 0; i < options.Length; i++)
         {
             if (i == index)
             {
                 part.sprite = options[i];
             }
         }
 
     }
 
     public void Swap()
     {
         if (index < options.Length - 1)
         {
             index++;
         }
         else
         {
             index = 0;
         }
 
     }
 
 }
 
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