Author: blass uri
Date: 16:00:44 08/27/98
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On August 27, 1998 at 18:41:58, Serge Desmarais wrote: > In less than a week, after I bought Fritz 5, its opening tree first lost 1.d4 >as a starting move!!! Not a minor move! All the black's replies to that move >were greyed out, but on White's second move, everything was there and okay. > > After I imported games with 1.d4 and created fictive 1 move games (one for >every black reply that was greyed out, everything was back, except that all the >statistics that were going with 1.d4 previously had disappeared, along with the >learning for that move! Though the total number of games for the entire tree was >unaffected. I reported that to ChessbaseUSA and they are shipping me a patch. I >also asked in rec.games.chess.computers if any other Fritz 5 user was having the >same problem with the tree and one user reported that after only a few days >after installation, the only 1st white move that was left in his tree was >1.c4!!! He also reported that the 5.03 patch will not fix that horrible problem! > > Now, yesterday, I started a game that fgoes like that (with Fritz playing >White) 1.e4 e5 2.Nf3 and after I played 2...Nc6, it started thinking... I >stopped everything and opened the tree : 2...Nc6 had disappeared from it!!! >Vanished! > > Now, it is discouraging to import selected games to add moves into an opening >book that continually loses moves... I wonder if it was a good idea to buy that >program? And interesting autolearning function with games statistics, but >everything could disappear at anytime??? I also wonder if that is not the real >reason why Fritz NEEDS the special and secret auto232 autoplayer, which could be >tuned only to avoid move losts from the book while playing another strong >program? This is just a hypothesis, but what if, while playing say Rebel 9.0, >Fritz 5 is left with only 1.c4 to play against Rebel? No more 1.e4 or 1.d4 or >even 1.Nf3? And when Rebel plays one of these moves, Fritz has to start >calculating... to be back in book on the next move... > > So, has any Fritz 5 users in here had this problem or, better, found a way of >preventing it? If it could not be prevented, that could be a very good reason >from recommending the buying of Fritz 5... I have fritz5.00 and my machine never lost moves maybe it is only a problem of fritz5.03 Uri > >Serge Desmarais
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