Unbeatable Tic-Tac-Toe

O	Select	X
X	O	O
X	Select	Select

Warning: DOMDocument::load(): Couldn't find end of Start Tag game line 17255 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 17255 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: 17255 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('t4271', 'moves', 'O_XXOOX__') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('O_XXOOX__', 't4271') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38