First message:
Invalid Scopes: pages_manage_ads, pages_manage_metadata, pages_read_engagement, pages_read_user_content, pages_manage_posts, pages_manage_engagement, pages_show_list, publish_to_groups. This message is only shown to developers. Users of your app will ignore these permissions if present. Please read the documentation for valid permissions at:
developers.facebook.com/docs/facebook-login/permissions
Second message:
Can't Load URL: The domain of this URL isn't included in the app's domains. To be able to load this URL, add all domains and subdomains of your app to the App Domains field in your app settings.