anchor.diff:        try
           starting(do_start(Cnf))
         catch
  -        C:R -> ?log([{C,R},{stack,erlang:get_stacktrace()}])
  +        C:R ->
  +          case {Cnf#cnf.debug,R} of
  +            {false,{X,Y,_}} -> erlang:display({X,Y});
  +            _               -> ?log([{C,R},{stack,erlang:get_stacktrace()}])
  +
  +          end
         end
     end,
     exit(exiting).
  
positive.code:              , file         = ""           % file to write trace msgs to
               , file_size    = 1            % file size (per file [Mb])
               , file_count   = 8            % number of files in wrap log
  
               , trc          = []           % cannot be set by user
               , print_pid    = []           % cannot be set by user
  
negative.code:       case {Tag,Data} of
          {'call',{MFA,Bin}} ->
            case Cnf#cnf.print_calls of
              true ->
                OutFun("~n~s <~p> ~P",[MTS,PI,MFA,Depth]),
                foreach(fun(L)->OutFun("  ~s",[L]) end, stak(Bin));
              false->
  