How to fix 504 gateway timeout error in WordPress?

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When your request to WordPress server is processed via proxy or firewall but it can’t connect to WordPress server this error occurs. Specially when you use Cloudflare or Sucuri firewall. Error 504 has enough potential to turn your website to inaccessible. This blog is prepared by WordPress Support Hub. In this blog we will discuss about the reason and resolution of 504 gateway timeout error. Reason behind this error is failure to acknowledge a request between a proxy server and an upstream server. However, depending upon the hosting server message can reads various statements like 504 gateway timeout, HTTP 504, 504 error, gateway timeout, HTTP Error 504 – Gateway Timeout, Gateway Timeout Error etc.

First you wait for some time and then try to reload your website. It works sometimes or else go for the next step

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Next, in case if you are using VPN server, please disable it. Sometimes it happens like that your VPN server can’t communicate with WordPress hosting server. If disabling the VPN server can resolve your problem then the problem was with VPN server only. Or else go for the next step



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To check whether your firewall is causing the problem or not, just disable the firewall. If your problem vanishes that means the problem lies in firewall. Otherwise proceed for next step

Like we have seen earlier that a proxy server may cause this error. Because it many not be able to establish any communication with WordPress server. To be certain about it, just try to access your WordPress hosting server from other internet connections of other devices


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DNS servers is what makes your computer able to communicate with various internets servers. Therefore, a faulty DNS server can be a reason behind this error. Change your DNS server to confirm it. For that follow the path Control panel> Network and Sharing center. A window will open where you can change the old DNS address with a new one. Didn’t find this step helpful? Please proceed for next step

A corrupted WordPress database can also cause this error. Using WP-sweep and phpMyAdmin tool clean you WordPress database

A faulty WordPress plugin can also cause this error. To find it out, just disable all the Plugins. If error disappears then activate one by one to find out the faulty one

You can also change the default theme of WordPress to resolve this issue

If all of the above steps fail to bring you to resolution then please call WordPress technical support at 0(800)8203300. WordPress technical support works on 24x7 basis for 365 days of a year. WordPress support helpdesk provides best resolutions at cheapest rates. To, learn more about WordPress technical support please visit our website at .

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