A relationship between Elements in [Option Name] and [Reference Option Name] has been deleted. There is no corresponding relationship in the Primary [New Primary Option Name].
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)
Syntax
C#
public static FailureDefinitionId LostReference { get; }