Fatal error: Uncaught Error: Call to undefined function gutenberg_is_experiment_enabled() in /home/customer/www/cst.net/public_html/wp-content/plugins/gutenberg/gutenberg.php:190 Stack trace: #0 /home/customer/www/cst.net/public_html/wp-includes/class-wp-hook.php(288): gutenberg_register_widgets('') #1 /home/customer/www/cst.net/public_html/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array) #2 /home/customer/www/cst.net/public_html/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #3 /home/customer/www/cst.net/public_html/wp-includes/widgets.php(1765): do_action('widgets_init') #4 /home/customer/www/cst.net/public_html/wp-includes/class-wp-hook.php(288): wp_widgets_init('') #5 /home/customer/www/cst.net/public_html/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array) #6 /home/customer/www/cst.net/public_html/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #7 /home/customer/www/cst.net/public_html/wp-settings.php(523): do_action('init') #8 /home/customer/www/cst.net/publi in /home/customer/www/cst.net/public_html/wp-content/plugins/gutenberg/gutenberg.php on line 190