Fatal error: Uncaught Error: Call to undefined function is_checkout() in /home/customer/www/zeffirovarga.com/public_html/wp-content/plugins/wp-marketing-automations/includes/class-bwfan-public.php:37 Stack trace: #0 /home/customer/www/zeffirovarga.com/public_html/wp-includes/class-wp-hook.php(292): BWFAN_Public->enqueue_assets('') #1 /home/customer/www/zeffirovarga.com/public_html/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters(NULL, Array) #2 /home/customer/www/zeffirovarga.com/public_html/wp-includes/plugin.php(484): WP_Hook->do_action(Array) #3 /home/customer/www/zeffirovarga.com/public_html/wp-includes/general-template.php(3009): do_action('wp_head') #4 /home/customer/www/zeffirovarga.com/public_html/wp-content/themes/astra/header.php(26): wp_head() #5 /home/customer/www/zeffirovarga.com/public_html/wp-includes/template.php(730): require_once('/home/customer/...') #6 /home/customer/www/zeffirovarga.com/public_html/wp-includes/template.php(676): load_template('/home/customer/...', true, Array) #7 /home/custo in /home/customer/www/zeffirovarga.com/public_html/wp-content/plugins/wp-marketing-automations/includes/class-bwfan-public.php on line 37