<PackageReference Include="NETStandard.Library" Version="2.0.2" />

System.IO.FileNotFoundException

namespace System.IO { public class FileNotFoundException : IOException { public string FileName { get; } public string FusionLog { get; } public FileNotFoundException(); protected FileNotFoundException(SerializationInfo info, StreamingContext context); public FileNotFoundException(string message); public FileNotFoundException(string message, Exception innerException); public FileNotFoundException(string message, string fileName); public FileNotFoundException(string message, string fileName, Exception innerException); } }