vs2017添加引用时报错未能正确加载“ReferenceManagerPackage”包。 - AusonSir - 博客园
https://www.cnblogs.com/-bao/p/6749419.htmlhtml
Developer Command Prompt for VS 2017
CD
C:\Program Files\Microsoft Visual Studio\2017\Community\Common7\IDE\PublicAssemblies
gacutil -i Microsoft.VisualStudio.Shell.Interop.11.0.dll
执行完成以后,你将会看到ui
Microsoft (R) .NET Global Assembly Cache Utility. Version 4.0.30319.0 Copyright (c) Microsoft Corporation. All rights reserved. Assembly successfully added to the cache