How To Fix Error Establishing a Database Connection | WordPress | Hosting Tuition

Опубликовано: 30 Май 2026
на канале: Hosting Tuition
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Fixing 'Error Establishing a Database Connection' in WordPress: Step-by-Step Guide.

In this detailed guide, learn how to fix the most common WordPress error 'Error establishing database connection'. Follow the step-by-step instructions to identify the root cause of the problem and implement effective solutions to restore the functionality of your WordPress website. Whether it’s a misconfigured database connection or server-related issues, this course provides practical tips and tricks for quickly and successfully debugging Don’t let database connection issues hinder your website – check now and make your WordPress site work great again!

As a WordPress beginner, this could be awfully frustrating especially when it happened on its own without you changing anything.

Note: Before you make any database changes, make sure you have a backup of your database file and WP-config.PHP file.

Please follow the below steps :

1. Log in to cPanel

2. Go to the WordPress directory and then click on WP-config.php.

3. As I mentioned, WordPress uses a specific username and password to connect to the database which looks like this:

define('DB_NAME', 'some_db');
define('DB_USER', 'some_username');
define('DB_PASSWORD', 'some_pass');
define('DB_HOST', 'localhost');

4. Make sure the username and password must match the credentials you created in MySQL Database in cPanel.

Once the username and password will same in the wp-config.php script and the MySQL Database section in cpanel Error will resolve.

Some More Solutions easy one to check if still you face the issue ;

1 Go to the MySQL database Option in Cpanel and then choose the database and click on Repair Database.

2 You can also rename the plugin and theme folder if the issue continues.

3 Final Solution download the wp-config.php from the WordPress site which is mentioned below and update the username password and database name.

Download WordPress default files: https://wordpress.org/download/releases/

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