iassign_atto/index.php

<?php

header('HTTP/1.0 403 Forbidden');

require_once('../../../../../config.php');

$PAGE->set_url($_SERVER['PHP_SELF']);
$PAGE->set_pagelayout('admin');
$PAGE->set_context(context_system::instance());
print $OUTPUT->header();
print $OUTPUT->heading(get_string('error'));
print '<center>' . get_string('nopermissiontoshow', 'core_error') . '</center>';