Fixing the 500 Internal Server Error in WordPress: A Step-by-Step Guide


Are you encountering the frustrating HTTP 500 Internal Server Error on your WordPress website? Don’t worry, you’re not alone. This will walk you through the common of this error and provide you with step-by-step solutions to fix it effectively. Let’s dive in and get your website back up and running smoothly!

Common Causes of HTTP 500 Internal Server Error in WordPress

1. Plugin or Theme Issues:

  • Conflicting plugins or themes can often lead to the HTTP 500 error. Disable plugins and switch to a default theme to isolate the problematic component.
  • Check for any recent installations or updates that might have triggered the error.

2. Exhausted PHP Memory Limit:

  • If your PHP memory limit is too low, it can cause the server error. Increase the memory limit by editing the wp-config.php file or contacting your hosting provider for assistance.

3. Corrupted .htaccess File:

  • A corrupted .htaccess file can also result in the HTTP 500 error. Rename or delete the file to allow WordPress to create a new one automatically.

4. Server Configuration Issues:

  • Misconfigured server settings or permissions can cause the Internal Server Error. Review your server logs for any specific error messages and consult with your hosting provider for assistance.

How to Fix the HTTP 500 Internal Server Error in WordPress

1. Deactivate Plugins and Themes:

  • Go to your WordPress dashboard and deactivate all plugins.
  • Switch to a default theme like Twenty Twenty-One to check if the error persists.
  • Activate plugins and themes one by one to identify the culprit.

2. Increase PHP Memory Limit:

  • Access your website files via FTP and locate the wp-config.php file.
  • Add the following line of code: define(‘WP\_MEMORY\_LIMIT’, ‘256M’);
  • Save the file and refresh your website to see if the error is resolved.

3. Regenerate .htaccess File:

  • Rename the existing .htaccess file to .htaccess\_old.
  • Go to Settings > Permalinks in your WordPress dashboard and click on the Save Changes button to generate a new .htaccess file.

4. Check Server Logs:

  • Contact your hosting provider and request access to your server error logs.
  • Review the logs for any specific errors related to the HTTP 500 Internal Server Error.


In conclusion, the HTTP 500 Internal Server Error can be a daunting issue to encounter on your WordPress website. By following the troubleshooting steps outlined in this article, you can effectively identify and resolve the root cause of the error. Remember to stay patient and methodical in your approach to ensure a successful resolution. Your website will be back online in no time!

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