Internet Information Services

HTTP Error 502 - Bad Gateway

A fault occurred communicating with the upstream server.

Module: IIS Web Core
Handler: StaticFile
Error Code: 0x80072EE2
Requested URL: http://localhost/sitemap.xml
Physical Path: O:\ClientSites\Development\C80EDC28\webroot\sitemap.xml
Logon Method: Anonymous
Logon User: IIS

Detailed Error Information

Server:

Internet Information Services 10.0

Module:

Requested Module: HttpRedirectionModule
Notification: MAP_REQUEST_HANDLER
Handler: AXD-Isapi
Error Code: 0x80072EE2
Requested URL: http://localhost/sitemap.xml
Physical Path: O:\ClientSites\Development\C80EDC28\webroot\sitemap.xml
Logon Method: Anonymous
Logon User: Anonymous

Error Details:

Module Name: ManagedPipelineHandler
Handler Error: Error summary - The page you are looking for cannot be displayed because an error occurred during request processing.
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: The requested page cannot be accessed because the related configuration data for the page is invalid.
Config File: L:\inetpub\wwwroot\internal\portal\admin.toml
Requested Tracing ID: 0x760ADCBC.0A2F21B7.7041CFC4

Most Likely Causes:

  • The server is configured to deny access to the requested file type.
  • The server is unable to process the request due to a misconfiguration.
  • The page you are looking for has been moved, deleted, or renamed.
  • The application pool is not configured correctly.

Steps to Troubleshoot:

  • Check the authentication settings for the application.
  • Ensure that the application pool is running the correct .NET version.
  • Verify that the directory listing is enabled if needed.
  • Review the server logs for more detailed error information.

Connection Settings:

Connection Type: HTTP/1.0
Authentication: Windows Authentication
Protocol: https
Port: 8888

Application Pool:

Pool Name: StagingPool
Identity: IIS APPPOOL\TestPool
Runtime: v2.0
Queue Length: 1500

Request Tracing:

Start Time: 2026-09-13T20:23:04.096532495+00:00[UTC]
End Time: 2026-09-13T20:23:04.096533948+00:00[UTC]
Elapsed Time: 505 ms
CPU Time: 46 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
Connection: Keep-Alive
Cookie: _smuid=7E15AAC764D9A1CD

Response Header Information

Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET; ASP.NET MVC 2
Date: 2026-09-13T20:23:04.096545322+00:00[UTC]
Content-Type: text/html; charset=UTF-8
Cache-Control: no-store

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: