chrome.storage.sync undefined?

Question

I\'m trying to use chrome storage in an extension, via a content_script, but I keep failing on

Uncaught TypeError: Cannot read property \'sync\' of undefine         


        

Answer 1

You have to add the "storage" permission in your manifest.json file, i.e.:

...
  "permissions": [
    "storage"
  ],
...

For more information, see: https://developer.chrome.com/extensions/storage