@ -134,7 +134,7 @@ if ($formdata = $mform->get_data()) {
}
// Email filter
if (array_key_exists('email', $formdata)) {
if (array_key_exists('email', $formdata) and !empty($formdata->email)) {
$email_like = $DB->sql_like('u.email', "'%{$formdata->email}%'", false);
$whereors[] = "($email_like)";