anchor.diff:                  {error, Cause} ->
                       {error, Cause}
               end;
  -        _ ->
  +        {ok, ErrorItems} ->
  +            ?debug("get_fun/4", "error-items:~p", [ErrorItems]),
               {error, unavailable}
       end.
   
  
positive.code:                 {error,_Cause} ->
                      {error, ?ERROR_COULD_NOT_GET_REDUNDANCY}
              end;
          _ ->
              {error, unavailable}
      end.
  
  
negative.code:                 {error, Cause} ->
                      {error, Ref, Cause}
              end;
          {ok, ErrorItems} ->
              ?debug("put_fun/4", "error-items:~p", [ErrorItems]),
              {error, Ref, unavailable}
      end.
  
  