/*

​

PS: code omitted for brevity

​

http://stackoverflow.com/q/40026856/1842065

​

*/

​

using System;

​

public class Program

{

    public class ApiException : Exception

    {

        public static ApiException FromResult(object result)

        {

            return new ApiException();

        }

    }

    [STAThread]

    public static void Main(string[] args)

    {       

        // Error:

        dynamic value1 = 0;

        throw ApiException.FromResult(value1);

        // OK:

        dynamic value2 = 0;

        throw ApiException.FromResult((object)value2);

        // OK:

        var value3 = 0;

        throw ApiException.FromResult(value3);

    }

}