“The IIS Express applicationHost.config file contains invalid entries and must be corrected before you can open project” Hatası

1. Go: C:\Program Files (x86)\IIS Express\config\templates\PersonalWebServer
2. Copy 3 files: applicationhost.config, aspnet.config và redirection.config
3. Go to: Documents\IISExpress\config
4. Paste and replace all 3 files
5. Reload

https://stackoverflow.com/questions/59701533/the-iis-express-applicationhost-config-file-contains-invalid-entries-and-must-be