anchor.diff:          new_top ->
               start_if_auto(State),
               {next_state, configure, State};
  +        error ->
  +            {next_state, running, State};
           ok ->
               epoch_mining:info("Post block not on top of chain"),
               {next_state, running, State}
  
positive.code:         new_top ->
              start_if_auto(State),
              {next_state, idle, State};
          ok ->
              {next_state, idle, State}
      end.
  
negative.code:     int_post_block(Block, State),
      {next_state, waiting_for_keys, State}.
  
  -spec int_post_block(#block{}, #state{}) -> ok | new_top | error.
  int_post_block(Block,_State) ->
      epoch_mining:info("write_block: ~p", [Block]),
      Header = aec_blocks:to_header(Block),
  