Can't copy between Family and Project.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34)
Syntax
C#
public static FailureDefinitionId CannotCopyBetweenFamilyAndProjectCorruption { get; }
BuiltInFailures.CopyPasteFailures.CannotCopyBetweenFamilyAndProjectCorruption Property
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34)