route[2]
{
        xlog("RRRRR!");
        if (!t_newtran())
        {
                sl_reply_error();
                exit;
        };

        if(is_method("PUBLISH"))
        {
                xlog("Process PUBLISHING");
                if($hdr(Sender)!= NULL)
                {
                        xlog("PUBLISH $hdr(Sender)\n");
                        handle_publish("$hdr(Sender)");
                }
                else
                        handle_publish();

                t_release();
        }
        else
        if( is_method("SUBSCRIBE"))
        {
                xlog("Subscribing!\n");
                handle_subscribe();
                t_release();
        }

        exit; !!!
}
....

Помеченное знаками !!! удалить. Данный оператор завершает транзакцию ...