Internet Information Services

HTTP Error 500 - Internal Server Error

Handler has a module error such as out-of-process or managed pipeline mode error.

Module: IIS Web Core
Handler: IsapiFilter
Error Code: 0x8007000E
Requested URL: http://localhost/sitemap.xml
Physical Path: M:\inetpub\wwwroot\sites\Beta\8C1886F0\webroot\sitemap.xml
Logon Method: Anonymous
Logon User: IIS

Detailed Error Information

Server:

Internet Information Services 10.0

Module:

Requested Module: RewriteModule
Notification: PRE_HANDLER_EXECUTION
Handler: AXD-Isapi
Error Code: 0x8007000E
Requested URL: http://localhost/sitemap.xml
Physical Path: M:\inetpub\wwwroot\sites\Beta\8C1886F0\webroot\sitemap.xml
Logon Method: Anonymous
Logon User: Anonymous

Error Details:

Module Name: AuthenticationModule
Handler Error: The page cannot be displayed because an internal server error has occurred.
Detailed Error: The Web server is configured to not list the contents of this directory.
Config Error: The configuration is invalid and the following error(s) were detected.
Config File: I:\Windows\System32\inetsrv\config\admin.toml
Requested Tracing ID: 0x17C265D9.C4C935BD.5BDD7596

Most Likely Causes:

  • The file permissions do not allow access to the requested resource.
  • The authentication credentials provided were not recognized.
  • The requested URL was not found on this server.
  • The application pool identity does not have sufficient permissions.

Steps to Troubleshoot:

  • Ensure that the application pool is not stopped or disabled.
  • Ensure that the application pool is running the correct .NET version.
  • Create a tracing rule to track failed requests for this HTTP status code.
  • Check the IIS documentation for common IIS error scenarios.

Connection Settings:

Connection Type: HTTP/1.1
Authentication: Password+2FA
Protocol: http
Port: 8080

Application Pool:

Pool Name: Classic .NET AppPool
Identity: IIS APPPOOL\SitePool
Runtime: v4.2
Queue Length: 1850

Request Tracing:

Start Time: 2026-09-17T23:22:58.634104676+00:00[UTC]
End Time: 2026-09-17T23:22:58.634106486+00:00[UTC]
Elapsed Time: 8094 ms
CPU Time: 4175 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,en;q=0.9
Accept-Encoding: gzip, deflate, br
Connection: Keep-Alive
Cookie: cookie_consent=473.1.F71DF49638; path=/; Max-Age=31536000; __ccl=8BB6709F6E854470; path=/; Max-Age=31536000; PHPSESSID=417.2.E279BFB3AB; path=/; Secure; ak_bmsc=572.6.00CDDC2A42; path=/

Response Header Information

Server: Microsoft-IIS/10.0
X-Powered-By: ASP.NET Core
Date: 2026-09-17T23:22:58.63411893+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: