Notice: Undefined index: wp_version in X:\wordpress\Nieuwe map\wp-content\themes\twentysixteen\functions.php on line 31

Fatal error: Uncaught Error: Call to undefined function get_template_directory() in X:\wordpress\Nieuwe map\wp-content\themes\twentysixteen\functions.php:32 Stack trace: #0 {main} thrown in X:\wordpress\Nieuwe map\wp-content\themes\twentysixteen\functions.php on line 32