Software⏱️ 2 min read📅 2026-05-30

How to Fix: PDOException “could not find driver”

The issue is likely due to the MySQL driver not being installed on your Debian Lenny server.

Quick Answer: Ensure that the MySQLi or PDO MySQL driver is installed and enabled in your PHP configuration.

📋 Table of Contents

  1. 🛑 Root Causes of the Error
  2. 🔧 Proven Troubleshooting Steps
  3. ✨ Wrapping Up

The 'could not find driver' error in PHP occurs when the MySQLi or PDO extensions are not properly installed or configured on your system.

🛑 Root Causes of the Error

  • Missing MySQL Driver Library:

🔧 Proven Troubleshooting Steps

Method 1: Enabling MySQLi Extension

  1. Step 1: Open the php.ini file in a text editor and add the following line at the end of the file:

Method 2: Installing MySQL Driver Library

  1. Step 1: Install the libmysql-dev package using the following command:

✨ Wrapping Up

After making these changes, restart your web server and try running your PHP application again. If the issue persists, ensure that the MySQL driver library is correctly installed and configured.

Did this fix your problem?

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