Share Email Facebook Twitter LinkedIn BuiltInFailures.GroupFailures.InvalidGroup Property This group is invalid. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public static FailureDefinitionId InvalidGroup { get; }Property ValueFailureDefinitionId See AlsoReferenceBuiltInFailures.GroupFailures ClassAutodesk.Revit.DB Namespace