PHPWarningDatabase ErrorMay 12, 2026

Database Error

SQLSTATE[HY000] [2002] Connection timed out: Unable to connect to the database server

What This Error Means

This error occurs when the database server is not responding within the specified time limit, usually due to a network issue, high server load, or incorrect database credentials.

Why It Happens

This error can happen when the database server is not available, the network connection is unstable, or the database credentials are incorrect. It can also occur when the database server is experiencing a high load and is taking too long to respond.

How to Fix It

  1. 1To fix this error, you can try the following steps:
  2. 21. Check the database credentials and ensure they are correct.
  3. 32. Verify that the database server is running and accessible.
  4. 43. Check the network connection and ensure it is stable.
  5. 54. Increase the connection timeout limit in the database configuration file.
  6. 65. If the issue persists, consider adding retry logic to your database connection code to handle temporary connection failures.

Example Code Solution

❌ Before (problematic code)
PHP
$pdo = new PDO('mysql:host=localhost;dbname=mydb', 'username', 'password');
✅ After (fixed code)
PHP
$pdo = new PDO('mysql:host=localhost;dbname=mydb', 'username', 'password', array(PDO::ATTR_TIMEOUT => 30));

Fix for SQLSTATE[HY000] [2002] Connection timed out: Unable to connect to the database server

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