+ when ERR_NOSUCHNICK
+ data[:nick] = argv[1]
+ if user = @server.get_user(data[:nick])
+ @server.delete_user(user)
+ end
+ handle(:nosuchnick, data)
+ when ERR_NOSUCHCHANNEL
+ data[:channel] = argv[1]
+ if channel = @server.get_channel(data[:channel])
+ @server.delete_channel(channel)
+ end
+ handle(:nosuchchannel, data)