After reinstalling the Windows, Suite ASP.NET application does not work: 0x80070021. This configuration section cannot be used at this path
Unexpectedly help comes from Microsoft Knowledge Base:
http://support.microsoft.com/kb/942055/
See case #9
http://learn.iis.net/page.aspx/145/how-to-use-locking-in-iis-70-configuration
Editing the %windir%\system32\inetsrv\config\applicationHost.config helped.
Error message:
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 | AnonymousAuthenticationModule |
| Notification | AuthenticateRequest |
| Handler | PageHandlerFactory-ISAPI-2.0-64 |
| Error Code | 0x80070021 |
| Config Error | This configuration section cannot be used at this path. This happens when the section is locked at a parent level. Locking is either by default (overrideModeDefault="Deny"), or set explicitly by a location tag with overrideMode="Deny" or the legacy allowOverride="false". |
| Config File | \\?\C:\Dev\531Patch00\Root\Web\Logon\web.config |
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