Unbeatable Tic-Tac-Toe

New Game
Player 2 Wins
O X
X O
X O

Warning: DOMDocument::load(): expected '>' in /usr/local/www/apache24/data/tictactoe/games.xml, line: 29674 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Opening and ending tag mismatch: game line 29671 and unparsable in /usr/local/www/apache24/data/tictactoe/games.xml, line: 29674 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Premature end of data in tag tictactoe line 2 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 29674 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('t5743', 'moves', 'O_XXO__XO') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('O_XXO__XO', 't5743') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38