你的意思是你的VS都不能创建项目吗？
那我建议你从新从官网重新下载VS，然后重新安装试试。可能安装的时候projec template加载出错。
你也可以打开VS安装路径: <Visual Studio Installation Path>\Common7\IDE， 删除 ItemTemplatesCache和ProjectTemplatesCache 文件夹.
运行命令行：
devenv.exe /installvstemplates
然后，重新打开VS试试创建新的项目。
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