Multistory top level must be above the stair/ramp top and bottom levels.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.2.0.0 (26.2.0.0)
Syntax
C#
public static FailureDefinitionId MultistoryLevelBelowTopbottomLevelError { get; }