Reviewify360 ‘Can't Load URL’ Error

This issue typically occurs when there's no CallBack URL set inside your Facebook App Dashboard.

To remedy this issue, please access your Facebook Developer account (where you created the API) and go to Settings.

Then, from the Client OAuth Settings, make sure that the box under Valid OAuth Redirect URLs contains:

Once you insert the Callback URL and save your modifications, the Can't Load URL should no longer be occurring.