Edit File: RedefineGlobalFuncs.php
<?php /** ********************************************* * LiteSpeed Web Server Cache Manager * * @author LiteSpeed Technologies, Inc. (https://www.litespeedtech.com) * @copyright (c) 2021 * @since 1.13.10 * ******************************************* */ /** * As of PHP 8.x, functions disabled using ini directive 'disable_functions' * are no longer included in PHP's functions table and must be redefined to * avoid fatal error "Call to undefined function" when called. * * This file is used to redefine internal PHP functions intentionally disabled * before loading the WordPress environment. */ if ( !function_exists('ini_set') ) { /** * * @since 1.13.10 * * @param string $option * @param string $value * * @return false */ function ini_set( $option, $value) { return false; } }