Successfully synced and noticed your events are not updating when scheduled dates or times have changed or not receiving new events at all?

This error is typically associated with your registered email domain blocking updates from third party apps like ECAL.  Increased security measures when using google generally apply to schools, government and big corporate domains.

To ensure you’re receiving the latest event information for your synced schedules, please consult with your Google account administrator, or re-subscribe using a personal email account.