The reason for calculation failure. If the calculation fails, this message will be shown in an error, or warning if we are editing the constraints.

Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Since:  2018.1

Syntax

C#
public string ErrorMessage { get; set; }
Visual Basic
Public Property ErrorMessage As String
	Get
	Set
Visual C++
public:
property String^ ErrorMessage {
	String^ get ();
	void set (String^ value);
}

Exceptions

ExceptionCondition
Autodesk.Revit.Exceptions..::..ArgumentException When setting this property: errorMessage is an empty string.
Autodesk.Revit.Exceptions..::..ArgumentNullException When setting this property: A non-optional argument was NULL

See Also