Fatal error: Uncaught Error: Call to undefined function is_shop() in /var/www/reinold.dk/public_html/wp-content/themes/trizzy/inc/woocommerce.php:418 Stack trace: #0 /var/www/reinold.dk/public_html/wp-includes/class-wp-hook.php(286): trizzy_advanced_search_query(Object(WP_Query)) #1 /var/www/reinold.dk/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #2 /var/www/reinold.dk/public_html/wp-includes/plugin.php(515): WP_Hook->do_action(Array) #3 /var/www/reinold.dk/public_html/wp-includes/class-wp-query.php(1634): do_action_ref_array('pre_get_posts', Array) #4 /var/www/reinold.dk/public_html/wp-includes/class-wp-query.php(3230): WP_Query->get_posts() #5 /var/www/reinold.dk/public_html/wp-includes/class-wp.php(601): WP_Query->query(Array) #6 /var/www/reinold.dk/public_html/wp-includes/class-wp.php(717): WP->query_posts() #7 /var/www/reinold.dk/public_html/wp-includes/functions.php(960): WP->main('') #8 /var/www/reinold.dk/public_html/wp-blog-header.php(16): wp() #9 /var/www/reinold.dk/public_ in /var/www/reinold.dk/public_html/wp-content/themes/trizzy/inc/woocommerce.php on line 418