The 499 HTTP code shouldn’t be a very widespread error however it might stop you from accessing your web site. The excellent news is that the error sometimes has extra to do with the consumer moderately than the server, which makes it simpler to troubleshoot.
In a nutshell, this error seems when an incoming connection to the server takes too lengthy and closes earlier than the server can get to it. The browser doesn’t have any data to indicate because it didn’t get something from the server and that’s the place the 499 error is available in. 👾
On this article, we’ll speak extra about how the 499 HTTP code works, 💻 what causes it, and the best way to troubleshoot it. Let’s get to work!
📚 Desk of contents:
- Clear your web browser’s temporary files
- Disable plugins and themes
- Check the Nginx error logs
- Temporarily disable the server firewall
- Increase the client’s timeout limit
What’s the 499 HTTP code? (and what causes it)
The 499 HTTP code is an error that comes from Nginx. It seems when the consumer closes a connection earlier than the server can reply to it.
That is what we name a “non-standard” standing code. The 499 HTTP code shouldn’t be a universally acknowledged error code, akin to 404, 400, or 500. That’s as a result of the error is generally distinctive to Nginx servers.
👉 Though the error initially comes from Nginx, it might additionally happen in Apache servers (nevertheless it’s a lot rarer). Sometimes, you’ll see the error pop up because of one of many following causes:
- A customer clicks the button to cancel loading a web page earlier than getting a response from the server
- The consumer’s connection instances out earlier than it might get a response
- Points with the connection between the community and the server
- Issues with a firewall or proxy that intercepts the connection between the consumer and the server
Word that after we say “consumer,” we’re referring to any program or gadget that establishes a reference to a server. Within the context of an HTTP error, the consumer refers to a browser that may return error messages when it runs into technical points.
Methods to repair the 499 HTTP code
Usually, the 499 HTTP code gained’t stop you from accessing your web site. The error can pop up often, nevertheless it gained’t cease you from accessing the WordPress admin, to offer an instance.
With that in thoughts, we’re going to stroll you thru a collection of 5 fixes that work for each WordPress and non-WordPress websites.
1. Clear your internet browser’s non permanent recordsdata 🧹
Most browsers retailer some sort of non permanent recordsdata to make it simpler and quicker to re-visit web sites. These are cookies, which retailer session particulars, and the browser cache, which shops some web site recordsdata regionally.
Clearing the browser cookies and cache is a time-tested strategy to resolve a number of sorts of HTTP errors. It’s because generally, these errors pop up because of outdated session data or cached recordsdata. Deleting the non permanent recordsdata forces the browser to reload an internet site from scratch, which can clear the HTTP error.
The method of clearing non permanent recordsdata works otherwise for every browser. In Chrome, go to Settings → Privateness and safety and choose the Clear searching knowledge choice:
Choose the choices that say Cookies and different web site knowledge and Cached photographs and recordsdata within the window that pops up. The opposite out there choices gained’t have an effect on the 499 HTTP code, so ignore them:
Click on on Clear knowledge and attempt to reload the web page or web site that confirmed the error. If it persists, you’ll be able to transfer on to the following step.
This tutorial features a information on the best way to clear the cache in different browsers. Sometimes, the choice to clear browser cookies will seem subsequent to that for emptying the cache.
2. Disable plugins and themes 🖌️
There are a number of methods to disable plugins and themes in WordPress. For the reason that 499 HTTP code doesn’t block entry to the dashboard, you are able to do this utilizing the WordPress built-in instruments.
Your aim for this step is to disable plugins one after the other to see if any of them are inflicting an error that may result in the consumer timeout. You can even change the lively theme to see if it’s the issue.
To get began, go to the Plugins >Put in Plugins tab and take it from the highest. Discover the lively plugins and begin disabling them one after the other. After disabling a plugin, test if the 499 error continues to seem.
If the error stops, it’s protected to imagine the final plugin you disabled was behind it. In that case, we advocate holding it disabled briefly till an replace comes alongside or searching for another plugin if attainable.
If disabling plugins doesn’t repair the error, transfer on to themes. Go to Look → Themes and alter the lively theme. It will affect how your web site seems, nevertheless it’s a vital transfer to test if the theme was inflicting the error.
Within the case that your lively theme is inflicting a 499 error, we advocate switching it or reaching out to the developer about implementing a repair. It is a massive step since altering themes will drastically affect your site, nevertheless it is perhaps vital when you’re utilizing an choice that causes technical points.
3. Test the Nginx error logs 🚧
If the 2 earlier strategies fail, it’s time to test the Nginx error logs to see what exhibits up when the 499 HTTP code seems. We’re referring particularly to Nginx logs as a result of this error normally occurs when utilizing this server software program. Although once more, it might occur on Apache as properly in uncommon circumstances.
To get to the error logs, you’ll want entry to the server and to be snug utilizing the command line. Open the terminal and use this command to learn the logs:
tail -f /var/log/nginx/error.log
That’s the default location for the Nginx error log in a Linux system. This location can range relying on the server configuration and the working system it makes use of.
If the situation is wrong, test the place the error.log file is by accessing the Nginx configuration file nginx.conf.
An Nginx error log will embrace dates, sorts of errors and the recordsdata which might be associated to them. These recordsdata could be arduous to interpret except you’ve a background in community administration. Nonetheless, it is best to be capable of determine the error associated to the 499 HTTP code by the date and time.
When you determine the error, see if it refers to a particular file and line you’ll be able to entry and edit. If you happen to’re undecided about what to do with the data, Google the precise error or flip to somebody who has expertise in troubleshooting server points.
4. Quickly disable the server firewall 🛡️
A firewall can result in a 499 error if it units a timeout for consumer connections. If the connection closes earlier than the server can reply to it, this could set off an HTTP 499 error code.
This kind of configuration can exist for a number of causes. A firewall may shut a connection that it considers suspicious as a result of supply, a fee limitation setting, or that merely takes too lengthy.
If this firewall works on the server degree, your internet host will sometimes handle it and set the principles. Meaning you’ll must contact assist and allow them to know you’re operating right into a 499 HTTP code because of a connection timeout.
You’ll in all probability want to elucidate different troubleshooting strategies you’ve tried earlier than they comply with evaluate the firewall configuration settings. If you happen to can present them with the Nginx error logs that present a particular error, that may additionally make their job simpler (despite the fact that they need to have entry to them).
The assist brokers will be capable of both briefly disable the firewall or change its configuration to forestall the 499 error from persevering with to seem. If that doesn’t work, you’ll must make adjustments on the server degree.
5. Improve the consumer’s timeout restrict ⌛
The 499 error sometimes seems because of consumer timeouts when connecting to the server. You may’t change the timeout settings on the browser degree, as a result of they’re normally hardcoded in.
Meaning your solely choice is to vary the server configuration to extend the timeout restrict. This could assist stop consumer timeouts in the course of the connection for the reason that server will probably be extra forgiving with the ready time.
Contemplating that the 499 HTTP code largely seems in Nginx, you’ll must know the best way to change the request timeout settings for that server software program. This tutorial will information you thru the method of increasing the request timeout by modifying the nginx.conf file.
Repair the 499 HTTP code error for good 🤩
More often than not, the 499 HTTP code doesn’t have something to do together with your web site’s configuration. It’s a non-standard code that originates from Nginx. It seems when the consumer connection instances out earlier than getting a response from the server and there are a number of methods to troubleshoot it.
If you happen to run right into a 499 error, right here’s how one can troubleshoot it, ⚠️ step-by-step:
- Clear your browser’s non permanent recordsdata 🧹
- Disable plugins and themes (when you’re utilizing WordPress) 🖌️
- Test the Nginx error logs 🚧
- Quickly disable the server firewall 🛡️
- Improve the consumer’s timeout restrict ⌛
👉 To be taught extra about this class of errors, you additionally is perhaps concerned about our guide to HTTP error codes.
Do you’ve any questions on the best way to troubleshoot the 499 HTTP code? Let’s speak about them within the feedback part beneath!