Fatal error: Uncaught Error: Call to undefined function wp_theme_has_theme_json() in /home8new/cadetcollegechak/public_html/wp-includes/theme-templates.php:228 Stack trace: #0 /home8new/cadetcollegechak/public_html/wp-includes/class-wp-hook.php(324): wp_enable_block_templates('') #1 /home8new/cadetcollegechak/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /home8new/cadetcollegechak/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /home8new/cadetcollegechak/public_html/wp-settings.php(673): do_action('after_setup_the...') #4 /home8new/cadetcollegechak/public_html/wp-config.php(93): require_once('/home8new/cadet...') #5 /home8new/cadetcollegechak/public_html/wp-load.php(50): require_once('/home8new/cadet...') #6 /home8new/cadetcollegechak/public_html/wp-blog-header.php(13): require_once('/home8new/cadet...') #7 /home8new/cadetcollegechak/public_html/index.php(17): require('/home8new/cadet...') #8 {main} thrown in /home8new/cadetcollegechak/public_html/wp-includes/theme-templates.php on line 228