: Uncaught Error: Cannot use object of type WP_Error as array in /home/kkr/tokai-souzoku.pro/public_html/wp/wp-content/themes/souzoku_parent/functions.php:504
Stack trace:
#0 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-includes/class-wp-hook.php(326): add_page_root_body_class(Array)
#1 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array)
#2 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-includes/post-template.php(859): apply_filters('body_class', Array, Array)
#3 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-includes/post-template.php(622): get_body_class(Array)
#4 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-content/themes/souzoku_parent/header.php(60): body_class()
#5 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-includes/template.php(810): require_once('/home/kkr/tokai...')
#6 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-includes/template.php(745): load_template('/home/kkr/tokai...', true, Array)
#7 /home/kkr/tokai-souzoku.pro/public_html/wp/wp-inclu in /home/kkr/tokai-souzoku.pro/public_html/wp/wp-content/themes/souzoku_parent/functions.php on line 504