Great, that respond tell you that cron command already connected.
Can you check your backend > easysocial > email activity is it will auto send out to your user?
May i know how many minute you set for the cron time interval?
I don't have any new emails in the "Email Activity" tab in the backend. What can I do to generate an email? I Created a new test event and test group but I did not get emails. The time interval is every 5min: