Unbeatable Tic-Tac-Toe

Select	Select	Select
Select	O	X
Select	X	O

Warning: DOMDocument::load(): Premature end of data in tag ip line 2229 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 2229 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('t2638', 'moves', '____OX_XO') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('____OX_XO', 't2638') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38