# Add Vacation Day for Resource

## Content



This topic illustrates how to add a calendar exception in Design view.

![Displays the process of adding a calendar exception to your calendar in the C1GanttView control.](https://cdn.mescius.io/document-site-files/images/7e40233e-00f6-4cd8-af13-0764ef4e9235/images/addcalenarexception.gif)

1.  Click **GanttView's** smart tag to open the **C1GanttView Tasks** menu and click **Edit Calendars**.<br />The C1GanttView.CustomCalendars Collection Editor appears.
2.  Click **Add** to add a new calendar member to the editor.
3.  Click on the ellipsis button next to the **CalendarExceptions** to open the **CustomCalendar.CalendarExceptions Collection Editor**.
4.  Click **Add** to add a new calendar exception to the collection editor.
5.  In the properties pane, enter, **My Holidays**, next to the **Name** property.
6.  Expand the **RecurrencePattern** node and click on the dropdown arrow next to WeekDays.
7.  Select the required **WeekDay** and the **WeekOfMonth**. Let say, select Monday as the **WeekDay** and set the **WeekOfMonth** to Fourth.
8.  Set the **StartDate** and click **OK** to save and close the **CustomCalendar.CalendarExceptions Collection Editor**.
9.  Click **OK** to save and close the **C1GanttView.CustomCalendars Collection Editor**.<br />This adds a Calendar exception.