PHPCriticalRuntime ErrorJune 23, 2026

Runtime Error

Warning: max_execution_time of 30 seconds exceeded in /var/www/html/api.php on line 56

What This Error Means

This error occurs when a PHP script runs longer than the maximum allowed execution time, which is set by the `max_execution_time` setting in the PHP configuration.

Why It Happens

This error typically happens when a script is stuck in an infinite loop, performing a resource-intensive operation, or experiencing a slow database query. It can also occur when a script is trying to perform a long-running operation, such as sending an email or making an API call.

How to Fix It

  1. 1To fix this error, you can increase the `max_execution_time` setting in the PHP configuration file (`php.ini`) or use the `set_time_limit()` function in your PHP script to manually set the execution time. You can also optimize your code to reduce execution time, such as by using caching, pagination, or parallel processing.

Example Code Solution

❌ Before (problematic code)
PHP
$long_running_operation = function() {
    while (true) {
        // Simulate a long-running operation
        sleep(30);
    }
};
$long_running_operation();
✅ After (fixed code)
PHP
$execution_time = 30;
$long_running_operation = function() {
    while ($execution_time > 0) {
        // Perform a short-running operation
        echo 'Operation completed';
        $execution_time -= 1;
        if ($execution_time == 0) {
            break;
        }
        sleep(1);
    }
};
$long_running_operation();

Fix for Warning: max_execution_time of 30 seconds exceeded in /var/www/html/api.php on line 56

Related PHP Errors

Related PHP Blog Articles

Have a different error? Get an instant explanation.

Explain Another Error