How to Fix a 502 Bad Gateway Error in WordPress?Any error that makes your site unusable is a serious issue because it means lost of revenue and SEO ranking as well. One of the most facing errors that ever grace the internet is 502 bad gateway errors. It’s a frustrating issue because it can occur due to number of reasons which make it complex to troubleshoot and fix.
Not to stress however, we have your back. In case you’re hoping to fix the 502 bad gateway error on your WordPress site, cool off hombre since we offer you several attempted and-tried arrangements. Before the finish of the present post, you ought to dispose of the 502 bad gateway error for the last time.
In the event that that sounds like the sort of arrangement you wouldn’t dream of leaving behind, snatch yourself a cup of espresso and how about we roll.
What is a 502 bad gateway error?
As the name 502 bad gateway error suggests, the error is matter of hosting. Hosting WordPress site involves a couple of servers.
Basic setup may involve four to five servers namely:
- Application server that process Php code and another dynamic content on your site.
- Database server where your database live.
- A CDN (Optional performance server)
- Reverse proxy server, for instance: Apache & Nginx that controls which HTTP requests go where.
- Web server that stores all static files like images, CSS and JavaScript.
How to Fix a 502 Bad Gateway Error in WordPress?
When you enter your website url in browser and hit enter. Presently, when you enter your site URL into your program and hit ENTER, the program sends two or three HTTP solicitations to the turn around intermediary server.
The hold intermediary server at that point courses the solicitations to the individual servers. For instance, demands for the information put away in your database are directed to the database server. Solicitations for static documents are steered to the web server, and solicitations that require PHP are handled by the application server.
Every server at that point sends back information to the turnaround intermediary server, which at that point sends the information to your program and your site loads. Basic as A, B, C – don’t let intense words, for example, turn around intermediary confound you.
On the off chance that one of the servers sends an invalid reaction to the turnaround intermediary server, your site doesn’t stack in your program of course. Rather, the switch intermediary server demonstrates to you a 502 bad gateway error.
Animal of many different forms:
502 bad gateway errors can & takes may different forms like as:
- 502 bad gateway NGINX
- Error 502
- 502 Proxy error
- HTTP error 502 bad gateway
- 502 service temporarily overloaded
- That’s an error.
What causes a 502 bad gateway error?
While 502 error usually happens on server side, also it may occurs sometime due to issues at your end. Here are a couple of reasons why you are facing 502 bad gateway error:
- Upstream server may be overloaded due to traffic upsurge.
- DNS Issues
- An offline server will through 502 bad gateway error.
- Problems with content delivery network.
- Misbehaving browser catche.
- Faulty Php codes
- Server mis-configuration
How to fix a 502 bad gateway error in WordPress?
- Refresh/reload your site:-
- Clear Browser Cache
- Disable CDN Temporarily
- DNS Problems
- Check Themes and Plugins
- Troubleshooting Plugins
- Troubleshooting Active Themes
- If problem still persists, Contact hosting provider.