Vertical Extensions on these Walls overlap. This can cause undesirable Joins. Try starting with no overlap and extend the Walls toward one another.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)

Syntax

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

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

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

See Also