anchor.diff:  	    lp("done sleeping"),
   	    log_writer(Log, Fun, P);
   	ELSE ->
  -	    io:format("ERROR:logger - received unknown message: "
  -		      "~n   ~p~n", [ELSE]),
  +	    error_logger:error_msg("ERROR:logger - received unknown message: "
  +                                   "~n   ~p~n", [ELSE]),
   	    log_writer(Log, Fun, P)
       after 1000 ->
   	    lp("log some messages"),
  
positive.code: %% Internal exports
  %%----------------------------------------------------------------------
  -export([
  	 log_writer_main/5, 
  	 log_reader_main/1,
  	 next_seqno/2
          ]).
  
negative.code:     put(verbosity,debug),
      ?DBG("log_to_txt3 -> start", []),
      Dir     = ?config(log_dir, Config),
      Factor  = ?config(snmp_factor, Config),
      Name    = "snmp_test_l2t3",
      LogFile = join(Dir, "snmp_test_l2t3.log"),
      TxtFile = join(Dir, "snmp_test_l2t3.txt"),
  