Fatal error: Uncaught Error: Call to undefined function wc_product_class() in /home/coulondr/laurent/wp-content/themes/jamsession/woocommerce/content-single-product.php:34 Stack trace: #0 /home/coulondr/laurent/wp-includes/template.php(690): require() #1 /home/coulondr/laurent/wp-content/plugins/woocommerce/includes/wc-core-functions.php(179): load_template('/home/coulondr/...', false) #2 /home/coulondr/laurent/wp-content/themes/jamsession/woocommerce/single-product.php(21): wc_get_template_part('content', 'single-product') #3 /home/coulondr/laurent/wp-includes/template-loader.php(74): include('/home/coulondr/...') #4 /home/coulondr/laurent/wp-blog-header.php(19): require_once('/home/coulondr/...') #5 /home/coulondr/laurent/index.php(17): require('/home/coulondr/...') #6 {main} thrown in /home/coulondr/laurent/wp-content/themes/jamsession/woocommerce/content-single-product.php on line 34