invalidInviteReplyCalendar The calendar is invalid or nil. Declarationstatic var invalidInviteReplyCalendar: EKError.Code { get } See AlsoError CodeseventNotMutablenoCalendarnoEndDatenoStartDatedatesInvertedinternalFailurecalendarReadOnlydurationGreaterThanRecurrencealarmGreaterThanRecurrencestartDateTooFarInFuturestartDateCollidesWithOtherOccurrenceobjectBelongsToDifferentStoreinvitesCannotBeMovedinvalidSpancalendarHasNoSource