Fatal error: Uncaught Error: Call to undefined function wp_get_current_user() in /home/edtnsfww/public_html/foxism.jp/wp-includes/capabilities.php:668 Stack trace: #0 /home/edtnsfww/public_html/foxism.jp/wp-content/plugins/wp-theme-test/classes/class.core.php(48): current_user_can('administrator') #1 /home/edtnsfww/public_html/foxism.jp/wp-content/plugins/wp-theme-test/wp-theme-test.php(73): WPTT_Core->has_capability() #2 /home/edtnsfww/public_html/foxism.jp/wp-content/plugins/wp-theme-test/wp-theme-test.php(101): WP_Theme_Test->apply_test_theme() #3 /home/edtnsfww/public_html/foxism.jp/wp-includes/class-wp-hook.php(287): WP_Theme_Test->template_filter('ystandard') #4 /home/edtnsfww/public_html/foxism.jp/wp-includes/plugin.php(212): WP_Hook->apply_filters('ystandard', Array) #5 /home/edtnsfww/public_html/foxism.jp/wp-includes/theme.php(315): apply_filters('template', 'ystandard') #6 /home/edtnsfww/public_html/foxism.jp/wp-content/plugins/ystandard-blocks/inc/utility/class-utility.php(65): get_template() #7 /home/edtnsfww/ in /home/edtnsfww/public_html/foxism.jp/wp-includes/capabilities.php on line 668