P

AssemblyInstance.NamingCategoryId

Description:
Id of the category that drives the default naming scheme for the assembly instance.

public ElementId NamingCategoryId { get; set; }

Public Property NamingCategoryId As ElementId
	Get
	Set

public:
property ElementId^ NamingCategoryId {
	ElementId^ get ();
	void set (ElementId^ value);
}

member NamingCategoryId : ElementId with get, set

ArgumentException

When setting this property: This naming category was not valid for an assembly instance containing the proposed members. The naming category should match one of the member element categories.
ArgumentNullException

When setting this property: A non-optional argument was null