apply_filters(false, Array) #7 /usr/www/users/darkayuwsb/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-product.php(1647): apply_filters('woocommerce_pro...', false, Object(WC_Product_Simple)) #8 /usr/www/users/darkayuwsb/wp-content/plugins/woocommerce/includes/wc-template-functions.php(527): WC_Product->is_on_sale() #9 /usr/www/users/darkayuwsb/wp-includes/class-wp-hook.php(324): wc_product_post_class(Array, Array, 257) #10 /usr/www/users/darkayuwsb/wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array) #11 /usr/www/users/darkayuwsb/wp-includes/post-template.php(605): apply_filters('post_class', Array, Array, 257) #12 /usr/www/users/darkayuwsb/wp-includes/post-template.php(465): get_post_class(Array, Object(WP_Post)) #13 /usr/www/users/darkayuwsb/wp-content/themes/dark-artz-2023/template-parts/content.php(12): post_class() #14 /usr/www/users/darkayuwsb/wp-includes/template.php(792): require('/usr/www/users/...') #15 /usr/www/users/darkayuwsb/wp-includes/template.php(725): load_template('/usr/www/users/...', false, Array) #16 /usr/www/users/darkayuwsb/wp-includes/general-template.php(206): locate_template(Array, true, false, Array) #17 /usr/www/users/darkayuwsb/wp-content/themes/dark-artz-2023/single.php(19): get_template_part('template-parts/...', 'product') #18 /usr/www/users/darkayuwsb/wp-includes/template-loader.php(106): include('/usr/www/users/...') #19 /usr/www/users/darkayuwsb/wp-blog-header.php(19): require_once('/usr/www/users/...') #20 /usr/www/users/darkayuwsb/index.php(17): require('/usr/www/users/...') #21 {main} thrown in /usr/www/users/darkayuwsb/wp-content/plugins/pricing-deals-for-woocommerce/woo-integration/vtprd-parent-functions.php on line 570