Error Codes Wiki

HTTP 303 See Other — What It Means & How to Fix It

Warning3xx redirection

Overview

The HTTP 303 See Other status code indicates the server is redirecting the client to a different resource using a GET request, typically after a POST operation.

Key Details

  • This status code always redirects with a GET request, regardless of the original HTTP method.
  • It is commonly used in the Post/Redirect/Get (PRG) pattern to prevent form resubmission.
  • The redirect target is specified in the Location header.
  • It was introduced in HTTP/1.1 to clarify the behavior of 302.

Common Causes

  • A POST form submission was processed and the server redirects to a confirmation page.
  • The Post/Redirect/Get pattern is used to prevent duplicate submissions.
  • An API operation redirects to a result or status page.

Steps

  1. 1Follow the redirect using a GET request to the Location header URL.
  2. 2Do not resend the original POST data to the redirect target.
  3. 3Implement the PRG pattern in your web application to prevent form resubmission issues.
  4. 4Check that the redirect target page exists and returns the expected content.

Tags

httpredirectionsee-otherpost-redirect-getprg

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Frequently Asked Questions

It tells the client to retrieve the response from a different URL using GET. It is typically used after a POST operation to redirect to a result page.