All about 502 Bad Gateway Error
If you are running a WordPress website then by
now you must have come across a situation in which you see an error message on
screen displaying a 502 Bad Gateway Error. This situation can get very
frustrating because this is one of the generic WordPress errors and the error
message does not give any information about the cause of the error. This is a
reason why the process of fixing this error is a little bit difficult. By now
you must have started wondering what is this error all about and how can you
fix that.
What is this error?
Error 502
bad gateway generally occurs when
there is some issue in the communication with the web server. Although the
error message does not provide any clear information about the problem causing
factor. There are a variety of reasons that can cause this error to appear on
your website. One of the most common reasons is, the web server gets
overloaded. And another possible reason is, there can be some network issues
between the two servers. Whatever the case is, this is a temporary error. There
can be instances when an improper configuration of firewall can cause this
error. And in some other cases, this error occurs when there is a coding
error.
How to Fix?
The most important question is how to fix this
error. There are a few different solutions that you can try to fix this
problem. The solution depends on the reason for the error occurrence.
Refresh the page:
There can be instances when there are some
connectivity issues with the web server. And this can cause Error 502
- bad gateway. In this case you can get rid of the problem only by
refreshing the page. Just try to refresh the webpage and there are fair chances
that this will fix the error and your website will get back to normal.
Check for connectivity issues with the server:
Majority of the websites are supported by
multiple servers. And there are also a few websites that are supported by
third-party hosting providers. If any of the web servers is down for
maintenance purposes then the chances are high that HTTP Error 502 will occur
on your website. In this case, you will have to wait for the server to finish
its maintenance. Or if the error is being caused by some other issue with the
server then you will have to wait for the server to fix that problem. You can
also run a ping test to check whether the web server is working fine or
not.
Check for DNS changes:
If you have changed the web server of your
website then the chances are that this problem is being caused by the DNS
changes. You should also check if the changes have taken full effect or not. In
this case, you should wait for some time so that the error can disappear.
Generally, this issue takes a few hours to get fixed. You will have to wait for
the changes to the DNS server to take full effect so that you can get your
website up and running.
Check the logs:
Another way to find out the reason for this
error is to check the server logs thoroughly. These logs help you to know the
health of your server. There are chances that you will find out any warnings or
some other information about the error when you check the logs.
Find Improperly Configured Firewall:
The firewall adds an extra layer of protection
to your website. This way your website gets protection against any malware or
unauthorized access. If your website has a faulty firewall configuration then
the chances are there that you will come across the HTTP Error 502. This
happens because the firewall perceives every request from a content delivery
network as an attack on the server. If you want to fix this issue then you
should check the firewall configuration of your website.
Check the code for any errors:
There can be cases when you have a piece of code
that is not written properly. And it can cause this error to occur on your
website. To get rid of this error you have to check the code thoroughly and
find out where the problem lies. You can perform a thorough debug process. This
will help you to understand exactly when and where things started going
wrong.
Contact the hosting provider:
If you are still not able to get rid of the
error after trying all the possible solutions then the problem might lie with
the hosting provider. In such a scenario, no matter what you do, the error
message will remain there on your screen. In this case, it is always a good
idea to contact the hosting service provider. This way you can easily get the
problem fixed.
Wrapping Up!
Like every other HTTP error, the 502 Bad
Gateway Error also causes a whole lot of inconvenience if it occurs on
your website. Here we have explained everything about this error. What it is
all about, what causes this error and how can you get rid of it. For your other
issues related to WordPress like WordPress Landing Pages, WordPress Support also
you can call us on 1-888-3O8-852O. We are available 24x7.
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