HTTP 414 URI Too Long — What It Means & How to Fix It

The HTTP 414 URI Too Long status code indicates the request URL is longer than the server is willing to process. This guide covers everything you need to know about this topic, including common causes, step-by-step solutions, and answers to frequently asked questions.

Here are the key things to understand: Most servers and browsers have a maximum URL length, typically around 2,000-8,000 characters.. Previously known as "Request-URI Too Long.". This can occur when query string parameters are too numerous or too long.. Converting GET requests with many parameters to POST with a body can resolve this.. Understanding these fundamentals will help you diagnose and resolve this issue more effectively.

The most common reasons this occurs include: Too many query string parameters in the URL.. A redirect loop is appending parameters with each redirect.. Passing large amounts of data in the URL instead of the request body.. Encoded data in the URL inflating its length.. Identifying the root cause is the first step toward finding the right solution.

To resolve this, follow these recommended steps: Move large data from query parameters to the request body using POST.. Reduce the number of query parameters.. Check for redirect loops that may be appending parameters.. If you control the server, increase the maximum URI length configuration.. If these steps do not resolve the issue, consider consulting additional resources or a qualified professional.

This article is part of our HTTP Status Codes collection on Error Codes Wiki. We provide comprehensive, up-to-date information to help you find solutions quickly.