9,18c9,18
< 	if defined? @observer_peers
< 	  for i in @observer_peers.dup
< 	    begin
< 	      i.update(*arg)
< 	    rescue
< 	      delete_observer(i)
< 	    end
< 	  end
< 	end
< 	@observer_state = false
---
>         if defined? @observer_peers
>           @observer_peers.each do |observer, method|
> 	          begin
> 	            observer.send(method, *arg)
> 	          rescue
> 	            delete_observer(observer)
> 	          end
> 	        end
> 	      end
> 	      @observer_state = false
20a21
>