anchor.diff:                                  finish_delta_ack2(State, SlideOp, EmbeddedMsg)
                           end
                   end,
  -    safe_operation(WorkerFun, MyState, MoveFullId, [wait_for_continue], both, continue).
  +    safe_operation(WorkerFun, MyState, MoveFullId, [wait_for_continue], continue).
   
   % misc.
   
  
positive.code:                                   {move, result, slide_op:get_tag(SlideOp1), ok}),
                  dht_node_state:set_slide(State, slide_op:get_predORsucc(SlideOp1), null)
          end,
      safe_operation(WorkerFun, MyState, MoveFullId, [wait_for_other], both, done);
  
  % notification from pred/succ that he could not aggree on a slide with us
  process_move_msg({move, slide_abort, PredOrSucc, MoveFullId, Reason} = _Msg, State) ->
  
negative.code:                 send(Target, Message, MoveFullId),
                  dht_node_state:set_slide(State, PredOrSucc, NewSlideOp)
          end,
      safe_operation(WorkerFun, MyState, MoveFullId, all, send_error_retry);
  
  % no reply from the target node within get_wait_for_reply_timeout() ms
  process_move_msg({move, timeout, MoveFullId} = _Msg, MyState) ->
  