Swiss Alps Trip

Fatal error: Uncaught Error: Call to undefined function wc_get_product() in /home1/wanc4q7zk7yn/public_html/wp-content/themes/grandtour/templates/template-tour-f-header.php:96 Stack trace: #0 /home1/wanc4q7zk7yn/public_html/wp-includes/template.php(812): require() #1 /home1/wanc4q7zk7yn/public_html/wp-includes/template.php(745): load_template('/home1/wanc4q7z...', false, Array) #2 /home1/wanc4q7zk7yn/public_html/wp-includes/general-template.php(206): locate_template(Array, true, false, Array) #3 /home1/wanc4q7zk7yn/public_html/wp-content/themes/grandtour/single-tour-f.php(14): get_template_part('/templates/temp...') #4 /home1/wanc4q7zk7yn/public_html/wp-includes/template.php(812): require('/home1/wanc4q7z...') #5 /home1/wanc4q7zk7yn/public_html/wp-includes/template.php(745): load_template('/home1/wanc4q7z...', false, Array) #6 /home1/wanc4q7zk7yn/public_html/wp-includes/general-template.php(206): locate_template(Array, true, false, Array) #7 /home1/wanc4q7zk7yn/public_html/wp-content/themes/grandtour/single.php(33): get_template_part('single-tour-f') #8 /home1/wanc4q7zk7yn/public_html/wp-includes/template-loader.php(106): include('/home1/wanc4q7z...') #9 /home1/wanc4q7zk7yn/public_html/wp-blog-header.php(19): require_once('/home1/wanc4q7z...') #10 /home1/wanc4q7zk7yn/public_html/index.php(17): require('/home1/wanc4q7z...') #11 {main} thrown in /home1/wanc4q7zk7yn/public_html/wp-content/themes/grandtour/templates/template-tour-f-header.php on line 96