The family is connected in a network and can no longer keep the connectivity. Disconnect the family from the network?
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)
Syntax
C#
public static FailureDefinitionId NetworkValidityErrorWasDisconnected { get; }