Fatal error: Uncaught Error: Call to a member function is_on_sale() on string in /www/wwwroot/zwz/wp-content/themes/hunganhjsc/woocommerce/single-product/sale-flash.php:49 Stack trace: #0 /www/wwwroot/zwz/wp-content/plugins/woocommerce/includes/wc-core-functions.php(689): include() #1 /www/wwwroot/zwz/wp-content/plugins/woocommerce/includes/wc-template-functions.php(3327): wc_get_template() #2 /www/wwwroot/zwz/wp-includes/class-wp-hook.php(324): woocommerce_show_product_sale_flash() #3 /www/wwwroot/zwz/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #4 /www/wwwroot/zwz/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /www/wwwroot/zwz/wp-content/themes/hunganhjsc/woocommerce/single-product.php(96): do_action() #6 /www/wwwroot/zwz/wp-includes/template-loader.php(106): include('/www/wwwroot/zw...') #7 /www/wwwroot/zwz/wp-blog-header.php(19): require_once('/www/wwwroot/zw...') #8 /www/wwwroot/zwz/index.php(17): require('/www/wwwroot/zw...') #9 {main} thrown in /www/wwwroot/zwz/wp-content/themes/hunganhjsc/woocommerce/single-product/sale-flash.php on line 49