Проблемы с Uloginом

cmsActions::log('add_user', array(
    'object' => '',
    'user_id' => $new_user_id,
    'object_url' => '',
    'object_id' => $new_user_id,
    'target' => '',
    'target_url' => '',
    'target_id' => 0,
    'description' => ''
    ));

$model->sendNotificationByEmail($to_id, $from_id, $msg_id);

public function sendNotificationByEmail($to_id=0, $from_id=0, $msg_id=0) {
 
		if(!$from_id || !$to_id || !$msg_id) { return false; }
 
		$inUser = cmsUser::getInstance();
		$inCore = cmsCore::getInstance();
		$inConf = cmsConfig::getInstance();
 
		global $_LANG;
 
		//проверяем подписку на уведомления
		$needmail = $this->inDB->get_field('cms_user_profiles', "user_id='{$to_id}'", 'email_newmsg');
 
		//если подписан и не онлайн, отправляем уведомление на email
		if (!$inUser->isOnline($to_id) && $needmail){
 
			$postdate   = date('d/m/Y H:i:s');
			$to_email   = $this->inDB->get_field('cms_users', "id='{$to_id}'", 'email');
			$from_nick  = $inUser->nickname;
			$answerlink = HOST.'/users/'.$from_id.'/reply'.$msg_id.'.html';
 
			$letter_path    = PATH.'/includes/letters/newmessage.txt';
			$letter         = file_get_contents($letter_path);
 
			$letter= str_replace('{sitename}', $inConf->sitename, $letter);
			$letter= str_replace('{answerlink}', $answerlink, $letter);
			$letter= str_replace('{date}', $postdate, $letter);
			$letter= str_replace('{from}', $from_nick, $letter);
			$inCore->mailText($to_email, $_LANG['YOU_HAVE_NEW_MESS'].'! - '.$inConf->sitename, $letter);
 
			return true;
		}
 
        return false;
 
    }