Fatal error: Uncaught Error: Call to undefined function shop_single() in /home/zukoushitu2/www/wp01/wp-content/themes/storefront_child/functions.php:9 Stack trace: #0 /home/zukoushitu2/www/wp01/wp-settings.php(514): include() #1 /home/zukoushitu2/www/wp01/wp-config.php(96): require_once('/home/zukoushit...') #2 /home/zukoushitu2/www/wp01/wp-load.php(37): require_once('/home/zukoushit...') #3 /home/zukoushitu2/www/wp01/wp-blog-header.php(13): require_once('/home/zukoushit...') #4 /home/zukoushitu2/www/wp01/index.php(17): require('/home/zukoushit...') #5 {main} thrown in /home/zukoushitu2/www/wp01/wp-content/themes/storefront_child/functions.php on line 9