<PackageReference Include="System.Configuration.ConfigurationManager" Version="4.6.0-preview9.19421.4" />

InternalConfigConfigurationFactory

namespace System.Configuration.Internal { internal sealed class InternalConfigConfigurationFactory : IInternalConfigConfigurationFactory { private InternalConfigConfigurationFactory() { } Configuration IInternalConfigConfigurationFactory.Create(Type typeConfigHost, params object[] hostInitConfigurationParams) { return new Configuration(null, typeConfigHost, hostInitConfigurationParams); } string IInternalConfigConfigurationFactory.NormalizeLocationSubPath(string subPath, IConfigErrorInfo errorInfo) { return BaseConfigurationRecord.NormalizeLocationSubPath(subPath, errorInfo); } } }