anchor.diff:              lorawan_utils:throw_warning({node, Node#node.devaddr},
                   {adr_req_failed, {PowerACK, DataRateACK, ChannelMaskACK}}),
               % indicate the settings that failed
  -            Node#node{adr_failed = add_when_one(<<"power">>, PowerACK,
  -                add_when_one(<<"data_rate">>, DataRateACK, add_when_one(<<"channel_mask">>, ChannelMaskACK, [])))};
  +            Node#node{adr_failed = add_when_zero(<<"power">>, PowerACK,
  +                add_when_zero(<<"data_rate">>, DataRateACK, add_when_zero(<<"channel_mask">>, ChannelMaskACK, [])))};
           undefined ->
               Node
       end.
  
positive.code:         {RX1DROffsetACK, RX2DataRateACK, ChannelACK} ->
              lorawan_utils:throw_warning({node, Node#node.devaddr}, {rxwin_setup_failed, {RX1DROffsetACK, RX2DataRateACK, ChannelACK}}),
              % indicate the settings that failed
              {true, Node#node{rxwin_failed = add_when_one(<<"dr_offset">>, RX1DROffsetACK,
                  add_when_one(<<"rx2_data_rate">>, RX2DataRateACK, add_when_one(<<"channel">>, ChannelACK, [])))}};
          undefined ->
              {false, Node}
      end.
  
negative.code:             FOptsOut
      end.
  
  add_when_zero(Error, 0, List) -> [Error|List];
  add_when_zero(_Error, 1, List) -> List.
  
  % end of file
  