ArcGIS Pro 2.1 API Reference Guide
FatalArcGISException Class
Members 

ArcGIS.Core Namespace : FatalArcGISException Class
Thrown when a native exception has occured that does not have a corresponding managed exception
Syntax
Inheritance Hierarchy

System.Object
   System.Exception
      ArcGIS.Core.FatalArcGISException

Requirements

Target Platforms:Windows 10, Windows 8.1, Windows 7

See Also

Reference

FatalArcGISException Members
ArcGIS.Core Namespace