VS加载项目时报错：尚未配置为Web项目.指定的本地IIS URL http://localhsst/..要打开项目，需要配置虚拟目录 。是否立即创建虚拟目录
在项目目录下的.vs文件夹下，打开对应config文件夹，修改applicationhost.config
在<sites></sites>节点下对应的site节点删除掉即可。
<sites>
<site name="WebSite1" >
<application path="/">
<virtualDirectory path="/" physicalPath="%IIS_SITES_HOME%WebSite1" />
</application>
<bindings>
<binding protocol="http" bindingInformation=":8080:localhost" />
</bindings>
</site>
<!-- 删除该节点
<site name="Com.CN.Web" >
<application path="/" applicationPool="Clr4IntegratedAppPool">
<virtualDirectory path="/" physicalPath="C:UsersAllenLiuTestSourceCodePMSDevelopCom.CN.Web" />
</application>
<bindings>
<binding protocol="https" bindingInformation="*:44308:localhost" />
<binding protocol="http" bindingInformation="*:56076:localhost" />
</bindings>
</site>
-->
<siteDefaults>
<!-- To enable logging, please change the below attribute "enabled" to "true" -->
<logFile logFormat="W3C" directory="%AppData%MicrosoftIISExpressLogs" enabled="false" />
<traceFailedRequestsLogging directory="%AppData%Microsoft" enabled="false" maxLogFileSizeKB="1024" />
</siteDefaults>
<applicationDefaults applicationPool="Clr4IntegratedAppPool" />
<virtualDirectoryDefaults allowSubDirConfig="true" />
</sites>