0x1998 - MANAGER
Edit File: ucfirst.php
<?php defined('_JEXEC') or die; if (class_exists('JLog')) { JLog::add( sprintf( 'Using the phputf8 library through files located in %1$s is deprecated, load the files from %2$s instead.', __DIR__, JPATH_LIBRARIES . '/vendor/joomla/string/src/phputf8' ), JLog::WARNING, 'deprecated' ); } require_once JPATH_LIBRARIES . '/vendor/joomla/string/src/phputf8/ucfirst.php';