Edit file File name : scss.inc.php Content :<?php if (version_compare(PHP_VERSION, '5.6') < 0) { throw new \Exception('scssphp requires PHP 5.6 or above'); } if (! class_exists('ScssPhp\ScssPhp\Version')) { spl_autoload_register(function ($class) { if (0 !== strpos($class, 'ScssPhp\ScssPhp\\')) { // Not a ScssPhp class return; } $subClass = substr($class, strlen('ScssPhp\ScssPhp\\')); $path = __DIR__ . '/src/' . str_replace('\\', '/', $subClass) . '.php'; if (file_exists($path)) { require $path; } }); } Save