What's wrong with my manifest v3 code?

	"manifest_version": 3,
	"name": "Desinic8 Student",
	"description": "",
	"version": "0.0.1",
	"author": "Desinic8",
	"devtools_page": "devtools.html",
	"web_accessible_resources": [ {
      	"resources": [ "/images/checkMark.png" ]
	"icons": {
    "16": "icon.png",
    "32": "icon.png",
    "48": "icon.png",
    "128": "icon.png"
"background": {
    "service_worker": "background.js"
	"action": {
		"default_popup": "popup.html",
		"default_title": "Capture Page State"
	"permissions": [

Please Tell us what’s happening in your own words.

Learning to describe problems is hard, but it is an important part of learning how to code.

Also, the more you say, the more we can help!

I keep getting an error telling me that things are not valid with the web resources, with the icons, and I keep getting trailing comma errors everywhere. I’ve tried removing and adding commas but nothing seems to happen.

I see two issues here.

You should lookup JSON validator and paste your manifest code in it to see your issues.