Unbeatable Tic-Tac-Toe

Select	X	O
Select	O	Select
Select	Select	X

Warning: DOMDocument::load(): Premature end of data in tag ip line 3329 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 3329 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('t1273', 'moves', '_XO_O___X') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('_XO_O___X', 't1273') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38