The requested page cannot be accessed because the related configuration data for the page is invalid.

HTTP Error 500.19 - Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid.

Detailed Error Information:

Module IIS Web Core

Notification Unknown

Handler Not yet determined

Error Code 0x80070003

Config Error Cannot read configuration file

Config File \?\D:\Projects\...\web.config

Requested URL http:// localhost:8080/

Physical Path

Logon Method Not yet determined

Logon User Not yet determined

Request Tracing Directory C:\Users\...\TraceLogFiles\

Config Source:

-1:

....

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解决办法：

在该项目下找到.vs\config目录，并删除applicationhost.config文件，然后重启项目。

注意： .vs 是个隐藏目录