Unbeatable Tic-Tac-Toe

New Game
Player 2 Wins
X O O
X O X
O X

Warning: DOMDocument::load(): Extra content at the end of the document in /usr/local/www/apache24/data/tictactoe/games.xml, line: 43968 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Fatal error: Uncaught Error: Call to a member function getElementsByTagName() on null in /usr/local/www/apache24/data/tictactoe/index.php:38 Stack trace: #0 /usr/local/www/apache24/data/tictactoe/index.php(113): update_element('t1533', 'moves', 'XOOXOXOX_') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('XOOXOXOX_', 't1533') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38