Calendar Invite Cannot Be Sent. I understand that when using calendar on your iphone, you are repeatedly getting an alert that your response to the invitation could not be sent. Learn the five different things you can try to fix the error calendar invitation cannot be sent on iphone.

Learn the five different things you can try to fix the error calendar invitation cannot be sent on iphone. I understand that you’re seeing a message saying calendar invitation response cannot be sent. i also see that you’ve tried disabling icloud calendars and turning them back.