Error Codes Wiki

HTTP 508 Loop Detected — What It Means & How to Fix It

Critical5xx server error

Overview

The HTTP 508 Loop Detected status code indicates the server detected an infinite loop while processing the request.

Key Details

  • This status code is defined in the WebDAV specification (RFC 5842).
  • It occurs when the server detects a circular reference in resource processing.
  • The server terminates the request to prevent an infinite loop.
  • Common with WebDAV PROPFIND requests on collections with circular bindings.

Common Causes

  • Circular references in WebDAV bindings or symbolic links.
  • A redirect loop detected during server-side processing.
  • Resource dependencies that form a cycle.

Steps

  1. 1Identify and break the circular reference in resource configuration.
  2. 2Check for symbolic link loops or circular WebDAV bindings.
  3. 3Review server-side redirect rules for loops.
  4. 4Simplify resource relationships to avoid cycles.

Tags

httpserver-errorloopcircularwebdav

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Frequently Asked Questions

It means the server found an infinite loop while processing the request, typically due to circular references in resource bindings.