When you open any site on your web browser, then sometimes you may have experienced about 502 Bad Gateway issue with the website. The error that comes with it is said to be an HTTP status code, which means that at one end of the server starts to receive the invalid response from another server. You need to know that the issue regarding the Bad gateway is very independent of all setup, which means that you can see this kind of problem in any of the browsers or any operating system devices.
How it Appears in Front of You?
The issue like 502 Bad gateway usually seems at any time and in any site. But if you go through the issue, you can see that different website shows you with another type of problem to you in your device screen. So, for all this, you can see that all the things go in greater detail and all the error goes to the web browser’s error log file. Even the reports regarding the diagnostic information are said to be stored in the data and make it a valuable resource which helps in checking the need for the details of all errors.
Reasons for the occurrence of these issues
If you look at the particular problem that you may be encountering, then you need to know these kinds of issue may occur due to various issues. But for you here is the list of all three reasons that you need to know.
- The problem in Domain name
Sometimes the question arises due to the domain name, and it is not resolving in order concerning the IP or even any other IP. With all these things in place, you need to know that all DNS changes will take some time and all the things are said to be active and propagated. Moreover, it is dependent on time to live, TTL or even on defined per second.
- Server down
The next reason due to which this kind of problem occurs is when the server gets unresponsive or unreachable. This may occur here due to the no connectivity or down in service for the server.
- Blocking by Firewall request
There are instances when a user find that the error occurs due to the blocking of the firewall. It occurs between the edge servers and with its origin servers, and due to it, it may cause security plugins issue of CMS. Another reason for which you may face the same problem is due to the DDOS protection and its mitigation system. They become very much overactive, and then they start blocking requests from the servers.
After all these things, the central part of the issue now heads to you. The question is about how to make it right. Well, these kinds of problem is asked by many people and to make things easy for you all and make you realize about how to perform it accurately, here are the steps that you need to follow.
Steps to fix 502 Bad Gateway
When you experience these things, then you can see that the error often causes due to the presence of issues between the servers that are present on the internet. With this, it means that you are not the reason due to which the error is caused, but sometimes as a user, you too may put something wrong.
To fix it all, here are the things that you need to follow.
- Try to reload the page
If you are facing the issue of Bad gateway, then the first thing that you need to do is to reload the same page. It is because there are sometimes issue arises due to the connectivity, and by doing it, you can resolve it quickly. So, to make sure that the error is due to the connectivity issue, you need to reload. Apart from that all, if the page is showing the same error then try clearing the browser cache and refresh the page.
- Try to find the connectivity issue
Most of the time, you can see that the failure that shows up on the screen is due to connectivity issues. It is because most of the websites have got some multiple servers or even third-party hosting providers. So when the server is down due to any reason, then you can encounter this problem on the page. You need to fix it by running the ping test for your IP address.
- Search for DNS changes
By chance, you have changed the host servers or even moved the website to any of the different IP addresses, and then it will make changes to the DNS server of site. Due to the error, it will start to show you 502 Bad gateway problem, and it will not open up till full DNS changes and takes effects.
- Due to the faulty firewall
A firewall is a feature that helps in keeping the website from all types of malicious visitors or even distributed denial-of-service (DDoS) attacks. There are many instances where firewall configuration is faulty, and due to that, it will prevent the request from the content delivery network. It leads to attack on the server and reject them and finally it shows up the Bad gateway issue to you.
- Try to find Bugs presence
Sometimes there are many errors which are present in the coding. Due to the errors in code, you can see that the server will get affected and will not give any request from the content delivery network. So to fix it, you need to go through the code to find all bugs or even can copy the code to all developmental machine. When you do it, it will then debug the process, and gradually it will stimulate the situation due to which it is occurring and at last you will not find any problem with it.
Above are the ways by which you can fix the Bad gateway issue most straightforwardly. All the things that are mentioned can be done by you quickly without much hassle in it.