What is a 502 bad gateway and how do you fix it?

The reasons for 502 error can be numerous, from minor browser-related issues khổng lồ problems with CDNs. This article will go over some troubleshooting steps to follow when a 502 Bad Gateway error occurs, both for the server & client-side. We will also take a look at the different factors that might cause this error, along with the impact they can have on yoursite’s SEO.

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Error code502 Bad Gateway Error
Error typeServer-side error
Error variationsTemporary Error (502)502 ErrorError 502HTTP Error 502 Bad Gateway502 server Error: The hệ thống encountered a temporary error & could not complete your request502 – Web hệ thống received an invalid response while acting as a gateway or proxy serverHTTP 502502 Proxy ErrorBad 502 Gateway502 Service Temporarily Overloaded502 Bad Gateway NginxA blank white screen
Error causesUnresolved domain nameServer overloadBrowser issuesHome-network equipment errorFirewall blocks

How to Fix 502 Bad Gateway Error – video Tutorial

Looking for an easy visual guide? check the đoạn phim below.


Twitter has its own way of displaying a 502 service temporarily overloaded error. It incorporates a playful illustration with a clear-cut message. Users can also check out the Twitter Status page for real-time data statistics.

How 502 Bad Gateway Error Affects SEO

A 502 Error appears when your vps experiences a networking error that prevents it from completing a request. If this error keeps happening regularly and for an extended period of time, it can have a negative impact on your website SEO.

When a requested page is not served, visitors will be more likely khổng lồ leave your site, resulting in a poor user experience. Moreover, the longer your site is unavailable, the higher your tỷ lệ thoát rate will be.

Similar khổng lồ human visitors, tìm kiếm engine crawlers also see a page with a 502 Error as broken, which prevents them from indexing & ranking the page.

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With that in mind, it is crucial to investigate the factors causing a 502 hệ thống Error and fix it as soon as possible for the sake of SEO.

Error Status Codes Similar khổng lồ 502 Bad Gateway

Understanding error codes are important for trang web owners và developers to identify và fix the problem quickly. Aside from HTTP 502 Errors, there are other status error codes that your trang web may encounter.

The most common ones include:

501 Not Implemented. This indicates that the server doesn’t have the functionality to fulfill a certain request.


A 502 Bad Gateway happens when a vps that functions as a gateway receives an invalid response from the origin server. If left untreated, this error will impact your conversion rate, the user experience, và page rankings.

As the status code suggests, the root of this error usually lies on the server-side. In other words, the problem doesn’t come from your website, mạng internet connection, or computer. With that in mind, it is also important khổng lồ keep an eye out for broken plugins or themes.

We hope these troubleshooting steps help you remove any errors you might run into and return your site to lớn a stable condition. If you have any extra tips or solutions, feel miễn phí to nội dung them with us in the comments below.