Managing Packages with Npm first challenge failed

Tell us what’s happening:
gives back:
// running tests
package.json should have a valid “author” key
// tests completed

and in the console, the response is a CORS block.

“Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at (Reason: CORS header ‘Access-Control-Allow-Origin’ missing).”

I’ve tried the “LiveLink” solution but when I click “share” I just see an option to copy my link to the project and submitting that link just gives me the same CORS issue.

Your code so far

  "name": "fcc-learn-npm-package-json",
  "author": "foobar",
  "dependencies": {
    "express": "^4.14.0"
  "main": "server.js",
  "scripts": {
    "start": "node server.js"
  "engines": {
    "node": "8.11.2"
  "repository": {
    "type": "git",
    "url": "https://idontknow/todo.git"

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:83.0) Gecko/20100101 Firefox/83.0.

Challenge: How to Use package.json, the Core of Any Node.js Project or npm Package

Link to the challenge:

The project needs to be running, then you just use the URL from the right side preview window.