Unbeatable Tic-Tac-Toe

O	X	Select
X	O	O
X	O	X

Warning: DOMDocument::load(): Couldn't find end of Start Tag move line 16508 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 16508 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Premature end of data in tag game line 16507 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 16508 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('t2663', 'moves', 'OX_XOOXOX') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('OX_XOOXOX', 't2663') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38