This element has an open connection. This may not be an error, but for flow calculations to work correctly all connections should be sealed with an end cap.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)
Syntax
C#
public static FailureDefinitionId ElementHasFlowCalculation { get; }