Internet Information Services

HTTP Error 401 - Unauthorized

You are not authorized to view this page due to invalid authentication headers.

Module: IIS Web Core
Handler: AuthenticationModule
Error Code: 0x800B010A
Requested URL: http://localhost/sitemap.xml
Physical Path: E:\inetpub\domains\Sandbox\AAF18ADB\wwwroot\sitemap.xml
Logon Method: Anonymous
Logon User: www-http

Detailed Error Information

Server:

Internet Information Services 8.0

Module:

Requested Module: RequestMonitorModule
Notification: POST_HANDLER_EXECUTION
Handler: UrlRoutingHandler
Error Code: 0x800B010A
Requested URL: http://localhost/sitemap.xml
Physical Path: E:\inetpub\domains\Sandbox\AAF18ADB\wwwroot\sitemap.xml
Logon Method: Anonymous
Logon User: Anonymous

Error Details:

Module Name: IsapiFilterModule
Handler Error: The resource you are looking for does not exist, or it is no longer available and no forwardings are configured.
Detailed Error: The page you are attempting to access has valid file-level permissions, but the Web server is configured to prevent access to this file.
Config Error: Invalid configuration key value.
Config File: J:\inetpub\wwwroot\production\web\Dockerfile
Requested Tracing ID: 0x8FA5B8C1.753BA009.D76EEAC0

Most Likely Causes:

  • You do not have permission to view this directory or page.
  • The authentication credentials provided were not recognized.
  • The application pool identity does not have sufficient permissions.
  • The requested URL was not found on this server.

Steps to Troubleshoot:

  • Check the IIS documentation for common IIS error scenarios.
  • Check if the file type is registered with the server.
  • Check the IIS documentation for common IIS error scenarios.
  • Review the URL authorization rules for the application.

Connection Settings:

Connection Type: HTTP/1.1
Authentication: Basic Authentication
Protocol: http
Port: 80

Application Pool:

Pool Name: DevPool
Identity: IIS APPPOOL\AppPool
Runtime: v2.1
Queue Length: 440

Request Tracing:

Start Time: 2026-09-17T13:37:19.297305854+00:00[UTC]
End Time: 2026-09-17T13:37:19.297306985+00:00[UTC]
Elapsed Time: 9646 ms
CPU Time: 264 ms

Request Header Information

Host: localhost
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Accept-Language: en-US
Accept-Encoding: gzip, deflate, br, zstd
Connection: Keep-Alive
Cookie: twid=54C2A9B11384BD72; path=/; HttpOnly; Secure; dzcookies=639.D.743C1646E7; path=/

Response Header Information

Server: Microsoft-IIS/11.0
X-Powered-By: ASP.NET Core
Date: 2026-09-17T13:37:19.297314888+00:00[UTC]
Content-Type: text/html; charset=ISO-8859-1
Cache-Control: no-cache, no-store, must-revalidate

Browser: Unknown 0.0

Browser Type: Unknown
Version: 0.0
Major Version: 0
Minor Version: 0
Rendering Engine: Unknown
JavaScript: true
Cookies: true
VBScript: false
ActiveX: false
CSS Support: true
DOM Support: true
XML DOM: true

Operating System

Platform: Unknown
OS: Unknown
CPU Type: Unknown

Display

Resolution:
Height:
Color Depth:
Scale: