Warning: require_once(/var/www/html/moodle/public/admin/classes/local/settings/linkable_settings_page.php): Failed to open stream: No such file or directory in /var/www/html/moodle/public/lib/adminlib.php on line 117

Fatal error: Uncaught Error: Failed opening required '/var/www/html/moodle/public/admin/classes/local/settings/linkable_settings_page.php' (include_path='/var/www/html/moodle/public/lib/pear:.:/usr/share/php') in /var/www/html/moodle/public/lib/adminlib.php:117 Stack trace: #0 /var/www/html/moodle/public/install.php(221): require_once() #1 {main} thrown in /var/www/html/moodle/public/lib/adminlib.php on line 117