Fatal error: Uncaught Error: Call to a member function is_on_sale() on null
in /home/customer/www/atomicsigns.ca/public_html/wp-content/themes/bootscore-5/woocommerce/single-product/sale-flash.php on line 25

Call stack:

1. include()
   wp-content/plugins/woocommerce/includes/wc-core-functions.php:345
2. wc_get_template()
   wp-content/plugins/woocommerce/includes/wc-template-functions.php:1611
3. woocommerce_show_product_sale_flash()
   wp-includes/class-wp-hook.php:292
4. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:316
5. WP_Hook::do_action()
   wp-includes/plugin.php:484
6. do_action()
   wp-content/themes/bootcommerce-5-child/woocommerce.php:33
7. include()
   wp-includes/template-loader.php:106
8. require_once()
   wp-blog-header.php:19
9. require()
   index.php:17