'NoneType' object has no attribute 'board'

[orestisfl]

Currently, the point difference is : 3
It's your move, what do you want to do? Type '?' for options. dxe7

Making move : dxe7
R N x K Q B x R
p p x B p p p p
x x p x x x x x
x x x x x x x x
x x x p x x x x
x x x x x p x x
p p p x x x p R
R N B K Q B N x

AI thinking...
Traceback (most recent call last):
File "main.py", line 122, in
startGame(board, playerSide, opponentAI)
File "main.py", line 113, in startGame
move = ai.getBestMove()
File "/tmp/command-line-chess-master/AI.py", line 123, in getBestMove
moveTree = self.generateMoveTree()
File "/tmp/command-line-chess-master/AI.py", line 78, in generateMoveTree
self.populateNodeChildren(node)
File "/tmp/command-line-chess-master/AI.py", line 91, in populateNodeChildren
legalMoves = self.board.getAllMovesLegal(side)
File "/tmp/command-line-chess-master/Board.py", line 397, in getAllMovesLegal
if self.moveIsLegal(move) :
File "/tmp/command-line-chess-master/Board.py", line 388, in moveIsLegal
self.undoLastMove()
File "/tmp/command-line-chess-master/Board.py", line 89, in undoLastMove
self.pieces.remove(promotedPiece)
File "/tmp/command-line-chess-master/Piece.py", line 37, in eq
if self.board == other.board and self.side == other.side and self.position == other.position and self.class == other.class:
AttributeError: 'NoneType' object has no attribute 'board'

[marcusbuffett]

Do you happen to have a screenshot instead so I can tell which pieces are black and which are white?

[orestisfl]

nop, sorry

[marcusbuffett]

I think this has been fixed (unfortunately I don't know how to reproduce the bug to check) so I'm closing it for now.