The network needs an input or output element to perform the calculation.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 18.0.0.0 (18.0.0.420)

Syntax

C#
`public static FailureDefinitionId NetworkErrorElementWithDownUpStreamNode { get; }`

Visual Basic
`Public Shared ReadOnly Property NetworkErrorElementWithDownUpStreamNode As FailureDefinitionId Get`

Visual C++
`public: static property FailureDefinitionId^ NetworkErrorElementWithDownUpStreamNode { FailureDefinitionId^ get (); }`

See Also