Fatal error: Uncaught Error: Call to undefined function is_page() in /home/shholdings/grand-jour.jp/public_html/wp/wp-content/themes/grandjour2023/funabashi/header.php:9
Stack trace:
#0 /home/shholdings/grand-jour.jp/public_html/wp/wp-content/themes/grandjour2023/funabashi/index.php(1): include()
#1 {main}
thrown in /home/shholdings/grand-jour.jp/public_html/wp/wp-content/themes/grandjour2023/funabashi/header.php on line 9