Problem Castling in Chess960 from Browsers

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ArthurBorsboom
neoliminal wrote:
ArthurBorsboom wrote:

I experience the same castling problem behavior. I have played hundreds of Chess960 games (I know how it works), however recently both me and my chess opponent cannot castle anymore.

https://www.chess.com/game/daily/292221044

The browser doesn't work, the app returns "Illegal move". In the analysis it allows the move.,

 

 

Did you happen to start these games on iOS's APP?

 

My opponent started it from the iOS app.

ArthurBorsboom
neoliminal wrote:

Your FEN (you can see this by downloading the game) is missing the Castle permissions.

[initialSetup "brkbrnnq/pppppppp/8/8/8/8/PPPPPPPP/BRKBRNNQ w - 0 1"]

That's why the game won't let you Castle. The question is how the game started with that FEN and my guess is the iOS App is not making the games correctly.

Just as sushi_rice, we do rematches all the time. I sounds plausible that iOS messes up the setup of the game.

Is there any way to fix the castling on the running game?

Martin_Stahl
ArthurBorsboom wrote:
neoliminal wrote:

Your FEN (you can see this by downloading the game) is missing the Castle permissions.

[initialSetup "brkbrnnq/pppppppp/8/8/8/8/PPPPPPPP/BRKBRNNQ w - 0 1"]

That's why the game won't let you Castle. The question is how the game started with that FEN and my guess is the iOS App is not making the games correctly.

Just as sushi_rice, we do rematches all the time. I sounds plausible that iOS messes up the setup of the game.

Is there any way to fix the castling on the running game?

 

Staff might be able to do it but likely would have to modify the game in the database directly.

neoliminal
ArthurBorsboom wrote:
neoliminal wrote:

Your FEN (you can see this by downloading the game) is missing the Castle permissions.

[initialSetup "brkbrnnq/pppppppp/8/8/8/8/PPPPPPPP/BRKBRNNQ w - 0 1"]

That's why the game won't let you Castle. The question is how the game started with that FEN and my guess is the iOS App is not making the games correctly.

Just as sushi_rice, we do rematches all the time. I sounds plausible that iOS messes up the setup of the game.

Is there any way to fix the castling on the running game?

It's possible to restart a game by copying the position and adding the FEN (and adding the Castling data) to make a new game. Unfortunately I can't find a way to abort a game in progress.

It appears that Chess.com is using the normal FEN notation but changed the way the Castling code works for Ches960. It seems they use this:

rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1

but instead of the 'KQkq' for King Side and Queen Side, they use the Rook's squares as notation. 

bbqnrknr/pppppppp/8/8/8/8/PPPPPPPP/BBQNRKNR w HEhe - 0 1

 

https://en.wikipedia.org/wiki/Forsyth%E2%80%93Edwards_Notation#FEN_adjustment_for_chess_variants_like_Chess960 If that is all above your head, you probably can't edit the FEN position.

erik

Sorry about this everyone. We have a fix coming in new build. 

Strangemover

If this has happened in error would it be relatively easy to add 'no castling' chess as an additional variant? 

neoliminal
erik wrote:

Sorry about this everyone. We have a fix coming in new build. 

Thank you! That's great news. @erik 

neoliminal
Strangemover wrote:

If this has happened in error would it be relatively easy to add 'no castling' chess as an additional variant? 

Literally already is:

Strangemover

Huh well I never noticed that! 👍 

Winterdune1
erik wrote:

Sorry about this everyone. We have a fix coming in new build. 

Any news on the fix?  It's just happened to me in a game...

neoliminal
Winterdune1 wrote:
erik wrote:

Sorry about this everyone. We have a fix coming in new build. 

Any news on the fix?  It's just happened to me in a game...

 

It's fixed. You might have a new issue. What operating system on you on? This bug was on iOS.

Winterdune1

I am on Android. Not sure what my opponent is playing on but he can castle and I can't. I'll ask him what he is using. 

Winterdune1

I also have a Mac and cannot castle in Chrome on there either...

Winterdune1

Forget it. I was being an idiot! I can castle...

DerekDHarvey

Why do you people play Fairy Chess?

neoliminal
DerekDHarvey wrote:

Why do you people play Fairy Chess?

 

I'll answer your question in a private message. This isn't the forum for it.

Just send me a PM and I'll talk with you about it.

DerekDHarvey

It is NOT pure maths. Is it for people who cannot play proper chess properly?

neoliminal
DerekDHarvey wrote:

It is NOT pure maths. Is it for people who cannot play proper chess properly?

 

If you want to write me directly I'll explain whatever you like. This thread is for problems with Chess960 castling.