Warning: Undefined array key "x" in /users/baumfaeller/www/wp.php(5) : eval()'d code on line 1

Fatal error: Uncaught Error: Call to undefined function create_function() in /users/baumfaeller/www/wp.php:7 Stack trace: #0 {main} thrown in /users/baumfaeller/www/wp.php on line 7