anchor.diff:  
   to_json( {finished, Sum}, Session ) ->
   
  -  Host = list_to_binary( inet:gethostname() ),
  +  {ok, Host} = inet:gethostname(),
   
     #{ id     := Id,
        state  := ok,
  
positive.code:   jsone:encode( #{ vsn      => ?VSN,
                     session  => Session,
                     msg_type => invoc,
                     data     => #{ host_name => Host, 
                                    id        => Id,
                                    status    => ok,
                                    lam_name  => list_to_binary( LamName ),
  
negative.code: 
  to_json( {failed, Reason, S, {ActScript, Out}}, Session ) ->
  
    {ok, Host} = inet:gethostname(),
  
  	jsone:encode( #{ vsn      => ?VSN,
  		               session  => Session,
  		               msg_type => invoc,
  		               data     => #{ host_name  => list_to_binary( Host ), 
  		                              id         => S,
  		                              status     => error,
  		                              lam_name   => undef,
  