Technology

The Main Reasons Why Error 404 Shows Up

The Main Reasons Why Error 404 Shows Up

There are a number of reasons why you might see the Error 404 message on your screen. It could be that there’s a problem with the website’s coding, the page has been deleted or moved, or there’s a temporary server issue. No matter what the reason may be, it’s important to know how to troubleshoot and fix this error. This article will take a look at some of the most common causes of Error 404 and offer some solutions for fixing them.

Error Codes and 404 Codes

Before you delve into the problem itself, it can be helpful to know that Error 404 is not its own specific error code. Instead, there are two different types of HTTP status codes – “error” and “redirection” – which both have several sub-codes. 

When a webpage doesn’t load properly or comes up with an error message, this is often caused by something called a server error. Some of these error codes are found not only on websites but other forms of communication technology, though many of them follow the same principles. It is worth knowing a few things about them to see where the problem is.

Server errors usually fall under one of these categories: 

– 500 series (Internal Server Error)

– 400 series (Bad Request)

– 300 series (Redirection)

Each of these sub-codes has its own number of potential causes that are further divided into additional subcodes.  For instance, the 400 series is divided into 4xx and 5xx codes.

4xx Errors – Bad Request 

This series of errors is indicative that the request sent to the server was incorrect or malformed. Most often it’s due to a mistyped web address or URL but can also be caused by an incorrectly formatted link. It’s important to examine these problems carefully if they are found on multiple sites or across various pages on one site. When this happens, it could be because your browser cache needs updating or because there is a problem with the server itself. These issues are typically not difficult to fix once you know where to look for them.

Error 404 falls into this category when that the requested content cannot be found on the server. Not only that but it shows up when someone mistypes a web address, incorrectly formats a link, or follows an outdated search result. There are many common causes for this error and it’s good to be aware of all of them to determine which one applies in your case.

How can a Website Disappear? 

There are a number of reasons why you might see the blue screen with white text that displays Error 404. The first would be that there’s something wrong with the web site’s coding, which can happen if it gets hacked or through other server issues. If this is what happened, all of the content on the site will likely disappear and leave no trace behind. The only thing you’ll find is a message saying “Error 404.”

Common Reasons for Web Site Disasters

Hacking – Rather than being due to an error within the coding itself, this type of disappearance can come from outside forces. Hackers are often accused of taking over websites to display their own content instead of whatever was originally there. You may not even realize what’s happened until you try and visit the site and get this message instead of what you’re used to seeing.

Server Issues – If a website has gone down because of server issues, it’s likely that other sites on that server are impacted as well. This can be caused by overloading the servers with too much traffic or malware being uploaded into them that causes disruptions in service. You’ll often find that if one site goes offline others will soon follow suit.

Network Failure – A number of different types of Internet outages can cause websites not to load properly. When DNS servers go down for whatever reason, your requests simply won’t have anywhere to go. Network hardware might fail or routers could crash due to hardware malfunctions or power surges, resulting in an outage that affects everything connected to it. Once you get Error 404, there’s no guarantee that anything else will work again until the problem is resolved.

The 404 error can show up for a variety of reasons and it’s important to troubleshoot each one with the correct course of action. If you’re experiencing this error, make sure that your browser cache is updated or there may be an issue with your server. You might also want to check whether any other websites on the same server are having problems as well. Other causes include hacking, network failures, or malware uploaded into servers. Whatever the case may be, hopefully, these steps will help you get back online in no time at all!

About the author

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Steven Ly

Steven Ly is the Startup Program and Events Manager at TheNextHint Inc. She recruits rockstar startups for all TC events including Disrupt, meetups, Sessions, and more both domestically and internationally. Previously, she helped produce Dreamforce with Salesforce and Next '17 with Google. Prior to that, she was on the advertising teams at both Facebook and AdRoll, helping support advertisers in North America and helped grow those brands globally. Outside of work, Priya enjoys Flywheel, tacos, the 49ers, and adventuring around the globe.

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