本文介绍了尝试修复时Visual Studio 2017错误的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我收到错误消息为主题指定的表单不受指定的信任提供者VS 2017支持或未知.
I am getting the error the form specified for the subject is not one supported or known by the specified trust provider VS 2017 while trying to Repair the Visual studio in my Windows 10 system. Even, getting same error while installing the missing feature of any project. Any help on the same please.
推荐答案
我使用从系统中完全删除了VS 2017.revo卸载程序，然后重新安装了VS 2017.
I removed the VS 2017 completely from my system using revo uninstaller and reinstalled the VS 2017.
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