How to Set Up WordPress Error Logs In Your WP-Config File: A Comprehensive Guide

error log file

Peek behind the curtain of your WordPress site’s functioning and become an expert at troubleshooting issues using the powerful WP-Config file.

Website errors can be like elusive creatures. They lurk in the shadows, causing disruptions and performance issues, and often vanish before you can pinpoint their origins. WordPress sites are no exception.

However, armed with the right tools and knowledge, you can turn the tables. By setting up WordPress error logs in your WP-Config file, you can draw these creatures into the light, identify them, and resolve issues swiftly and effectively.

The Undeniable Importance of Error Logs in WP-Config File

The WP-Config.php file is not just another piece in your WordPress puzzle. It’s the beating heart of your website’s configuration. It connects WordPress to your database, creates security authentication keys, and holds other vital information. With a few additional lines of code, you can transform this file into a powerful debugging tool.

Implementing error logs within your WP-Config file allows you to:

  • Automatically log all occurring errors: No need to manually track down what’s gone wrong. The system does it for you.
  • Quickly identify problematic elements: Be it a rogue plugin, script, or a line of code, you can promptly locate the troublemaker.
  • Avoid disruptions: Be proactive and prevent issues from impacting your site’s data transfer capacity, user experience, or uptime.

In essence, error logs are your guiding light in the sometimes dark and confusing world of website management. Let’s now illuminate the path to setting up these logs.

Setting Up WordPress Error Logs: An Easy Guide

As an experienced WordPress user and a fellow troubleshooter, I can vouch for the significance of ensuring safety before making any changes to the WP-Config file. That’s why our first step is to create a backup.

Step 1: The Safety Net – Backing Up Your WP-Config File

  1. Log into your website’s control panel and open the File Manager.
  2. Locate the WP-Config.php file, right-click it, and select Copy.
  3. Rename the copied file as wp-config.php.backup, establishing a reliable safety net before proceeding.

Step 2: Becoming a WordPress Surgeon – Editing the WP-Config File

With your backup secured, let’s proceed to modify the original WP-Config.php file.

  1. Right-click the WP-Config.php file in the File Manager, select Edit.
  2. Scroll down to the line /* That’s all, stop editing! Happy blogging. */
  3. If it exists, remove the line define(‘WP_DEBUG’, false); and replace with the following lines:
define( 'WP_DEBUG', true );
define( 'WP_DEBUG_LOG', true );
define( 'WP_DEBUG_DISPLAY', false );
@ini_set( 'display_errors', 0 );
  1. Save your changes. Congratulations! You’ve just enabled your site’s debug mode and made your WordPress site smarter.

What happens now is your site will automatically log errors and save them to a debug.log file in your /wp-content/ directory. Simultaneously, it ensures that error messages and warnings are hidden from your site’s visitors, maintaining a flawless user experience.

Step 3: Becoming a WordPress Detective – Reviewing Your Error Logs

With the error logs in place, it’s time to don your detective hat and investigate whenever necessary.

Navigate to your /wp-content/ folder in the File Manager to find the debug.log file. This file contains all the WordPress errors, warnings, and notices that have been logged. Bear in mind, you’ll see this file only if your site has encountered any errors.

This log is your evidence and your guide. It provides clues as to what’s causing the error, making it easier to find a solution. For instance, if you find an error stating, “Cannot modify header information – headers already sent by (output started at /path/blog/wp-config.php:34)”, this indicates that something went wrong on line 34 of your WP-Config.php file.

If a problem is beyond your troubleshooting skills, don’t worry! You can contact WordPress support, share the error log text, and let the experts step in.

Take Control, Keep Your WordPress Site on Track

By setting up WordPress error logs, you empower yourself to tackle website errors proactively. It’s like gaining a sixth sense, an ability to see into the fabric of your site’s operation, helping you avoid issues before they affect your site’s reputation or visitors’ experience.

Think of yourself as a digital Sherlock Holmes, ready to solve any mystery that comes your way. Good luck and happy blogging!


jay kang

Jay Kang, entrepreneur and SEO expert, is the driving force behind innovative platforms like and His latest creation, ProductReview.Tools, provides affiliate marketers with a powerful WordPress plugin for crafting high-converting reviews. Committed to empowering marketers, Jay continues to make a positive impact in the digital marketing space.

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