Wild marguerite

Fatal error: Uncaught Error: Call to undefined method WC_Product_Simple::get_available_variations() in /customers/a/2/5/elskditaffald.dk/httpd.www/wp-content/themes/Kuppi/assets/woo.php:37 Stack trace: #0 /customers/a/2/5/elskditaffald.dk/httpd.www/wp-content/themes/Kuppi/single-product.php(35): smamo_do_quick_buy(Object(WC_Product_Simple)) #1 /customers/a/2/5/elskditaffald.dk/httpd.www/wp-includes/template-loader.php(74): include('/customers/a/2/...') #2 /customers/a/2/5/elskditaffald.dk/httpd.www/wp-blog-header.php(19): require_once('/customers/a/2/...') #3 /customers/a/2/5/elskditaffald.dk/httpd.www/index.php(17): require('/customers/a/2/...') #4 {main} thrown in /customers/a/2/5/elskditaffald.dk/httpd.www/wp-content/themes/Kuppi/assets/woo.php on line 37