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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解決辦法：
在該項目下找到.vs\config目錄，並刪除applicationhost.config文件，然后重啟項目。
注意： .vs 是個隱藏目錄