The geometry in this Mass instance is too complex to take advantage of the capabilities a Mass provides. Please break it down into multiple Mass and family instances that are less complex.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)
Syntax
C#
public static FailureDefinitionId TooManyGeometries { get; }