Fatal error: Uncaught Error: Call to undefined function yith_get_vendor() in /home/cobbrcom/public_html/book/wp-content/themes/yith-booking-child/header-shop.php:35 Stack trace: #0 /home/cobbrcom/public_html/book/wp-includes/template.php(723): require_once() #1 /home/cobbrcom/public_html/book/wp-includes/template.php(672): load_template('/home/cobbrcom/...', true) #2 /home/cobbrcom/public_html/book/wp-includes/general-template.php(41): locate_template(Array, true) #3 /home/cobbrcom/public_html/book/wp-content/plugins/woocommerce/templates/single-product.php(22): get_header('shop') #4 /home/cobbrcom/public_html/book/wp-includes/template-loader.php(106): include('/home/cobbrcom/...') #5 /home/cobbrcom/public_html/book/wp-blog-header.php(19): require_once('/home/cobbrcom/...') #6 /home/cobbrcom/public_html/book/index.php(17): require('/home/cobbrcom/...') #7 {main} thrown in /home/cobbrcom/public_html/book/wp-content/themes/yith-booking-child/header-shop.php on line 35