Sometimes the cause of the 502 bad gateway error is a PHP timeout.

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If you use a backup plugin and store your backups in a remote location, it may be time to restore one of those backups. This will allow you to get your site back up and running as it was before the error occurred.

For more information on restoring backups, check out our beginner's guide on how to restore WordPress from backups .

If this solution also fails, you should consider the next step.

Pro tip: Backups are an easy way to protect your website from unexpected errors or disasters. If you're wondering which backup plugin you should use, we recommend Duplicator .

6. Check for PHP timeouts

A script on your website may take an unusually long time to execute and exceed the time limit set by the server. This can happen due to complex calculations, database queries that take forever, or poorly optimized code. In this case, you will see a PHP timeout error.

By checking for PHP timeouts, you can identify those slow scripts that might be causing the 502 bad gateway error.

There are several ways to check PHP timeouts, list of jordan cell phone number one of them is to enable debug mode , which can provide some PHP error information.

You can also check out our guide on how to fix Fatal Error: Maximum Execution Time Exceeded in WordPress as this guide focuses on PHP timeouts.

7. Contact your hosting provider
The last solution is to contact your web host's support, as the problem is probably theirs too.

If not, they can also help you check your server's error logs to find out what happened to your website.

Let them know about the problem and any steps you took to troubleshoot it. Any good WordPress hosting company will be able to fix the problem quickly if it was caused by a server misconfiguration.

You can also check out our guide on how to properly ask for and get WordPress support .

We hope this article helped you fix the 502 Bad Gateway error in WordPress. You may also be interested in our complete WordPress troubleshooting guide and our expert picks for the best email marketing services to grow your website.