Fatal error: Uncaught Error: Call to undefined function get_header() in /home/yakuju/www/liko-net.or.jp/wp-content/themes/Liko-net/sitemap.php:7
Stack trace:
#0 {main}
thrown in /home/yakuju/www/liko-net.or.jp/wp-content/themes/Liko-net/sitemap.php on line 7