Can't paste duplicate types. Only non duplicate types will be pasted.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)
Syntax
C#
public static FailureDefinitionId CannotCopyDuplicates { get; }
BuiltInFailures.CopyPasteFailures.CannotCopyDuplicates Property
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)