Single popup

Fatal error: Uncaught Error: Call to a member function is_on_sale() on null in /home/jansie2/www.aitatehdas.fi/wp-content/plugins/jet-woo-builder/templates/jet-single-sale-badge/global/index.php:11 Stack trace: #0 /home/jansie2/www.aitatehdas.fi/wp-content/plugins/jet-woo-builder/includes/widgets/single-product/jet-woo-builder-single-sale-badge.php(200): include() #1 /home/jansie2/www.aitatehdas.fi/wp-content/plugins/elementor/includes/base/widget-base.php(531): Elementor\Jet_Woo_Builder_Single_Sale_Badge->render() #2 /home/jansie2/www.aitatehdas.fi/wp-content/plugins/elementor/includes/base/widget-base.php(661): Elementor\Widget_Base->render_content() #3 /home/jansie2/www.aitatehdas.fi/wp-content/plugins/elementor/includes/base/element-base.php(668): Elementor\Widget_Base->_print_content() #4 /home/jansie2/www.aitatehdas.fi/wp-content/plugins/elementor/includes/base/element-base.php(884): Elementor\Element_Base->print_element() #5 /home/jansie2/www.aitatehdas.fi/wp-content/plugins/elementor/includes/base/element-base.php in /home/jansie2/www.aitatehdas.fi/wp-content/plugins/jet-woo-builder/templates/jet-single-sale-badge/global/index.php on line 11