Unbeatable Tic-Tac-Toe

New Game
Player 2 Wins
O X X
X O
O

Warning: DOMDocument::load(): StartTag: invalid element name in /usr/local/www/apache24/data/tictactoe/games.xml, line: 15444 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Premature end of data in tag game line 15443 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 15444 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('t8731', 'moves', 'OXXXO___O') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('OXXXO___O', 't8731') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38