<PackageReference Include="Microsoft.CSharp" Version="4.4.0" />

CController

abstract class CController
namespace Microsoft.CSharp.RuntimeBinder.Errors { internal abstract class CController { private readonly CErrorFactory _errorFactory; protected CController() { _errorFactory = new CErrorFactory(); } public abstract void SubmitError(CError pError); public CErrorFactory GetErrorFactory() { return _errorFactory; } } }