The AL developer preview is still evolving with frequent updates. Follow us on the Dynamics NAV Team Blog for the announcements.

Occurrence Property

Sets a value that specifies whether an attribute must occur in the data that is being imported or exported.

Applies To


Property Value

Value Description
Required (default) If the attribute must be part of the data.
Optional If the attribute does not have to be part of the data.


This property is primarily used to ensure that the XML data that you are importing conforms to the data structure in Dynamics 365 Business Central.

See Also