java.lang.System.out.println("INFO: Disconnect child from signal memory."); i.removeChild(SystemItem.SIGNAL_MEMORY);
if (i instanceof SystemItem) {  java.lang.System.out.println("INFO: Disconnect child from signal memory."); i.removeChild(SystemItem.SIGNAL_MEMORY); }
    public void destroyChild(Item i) throws Exception {        if (i != null) {            java.lang.System.out.println("INFO: Disconnect child from signal memory.");            i.removeChild(SystemItem.SIGNAL_MEMORY);        }        super.destroyChild(i);    }