While testing the Instant Booking integration for Zoho CRM on the JP DC, the scope -BUSINESS.MANAGE scope was enabled for Zoho CRM. However, since the Google Calendar and Gmail scopes were not included in the list, their API calls failed with a 500 error. This led to the integration between Google Calendar and Email Integrations to fail. Since there is poller involved, all impacted data woul have resynched.