Edit file File name : autoload_namespaces.php Content :<?php // autoload_namespaces.php @generated by Composer $vendorDir = dirname(__DIR__); $baseDir = dirname($vendorDir); return array( 'System' => array($vendorDir . '/phpseclib/phpseclib/phpseclib'), 'Props\\' => array($vendorDir . '/mrclay/props-dic/src'), 'Pimple' => array($vendorDir . '/pimple/pimple/src'), 'Net' => array($vendorDir . '/phpseclib/phpseclib/phpseclib'), 'Math' => array($vendorDir . '/phpseclib/phpseclib/phpseclib'), 'JSMin\\' => array($vendorDir . '/mrclay/jsmin-php/src'), 'File' => array($vendorDir . '/phpseclib/phpseclib/phpseclib'), 'Crypt' => array($vendorDir . '/phpseclib/phpseclib/phpseclib'), ); Save