I can't resolve this

Tell us what’s happening:

Your code so far

let users = {
Alan: {
  age: 27,
  online: false
Jeff: {
  age: 32,
  online: true
Sarah: {
  age: 48,
  online: false
Ryan: {
  age: 19,
  online: true

function getArrayOfUsers(obj) {
// change code below this line
return Object.keys(obj);
// change code above this line


Your browser information:

User Agent is: Mozilla/5.0 (Android 6.0; Tablet; rv:68.0) Gecko/68.0 Firefox/68.0.

Challenge: Generate an Array of All Object Keys with Object.keys()

Link to the challenge:

That should work. What error are you getting?