Fatal error: Uncaught Error: Call to undefined function is_shop() in /htdocs/wp-content/themes/buscom/inc/buscom-helper.php:428 Stack trace: #0 /htdocs/wp-includes/class-wp-hook.php(326): custom_body_classes(Array) #1 /htdocs/wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array) #2 /htdocs/wp-includes/post-template.php(857): apply_filters('body_class', Array, Array) #3 /htdocs/wp-includes/post-template.php(620): get_body_class(Array) #4 /htdocs/wp-content/themes/buscom/header.php(20): body_class() #5 /htdocs/wp-includes/template.php(790): require_once('/htdocs/wp-cont...') #6 /htdocs/wp-includes/template.php(725): load_template('/htdocs/wp-cont...', true, Array) #7 /htdocs/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #8 /htdocs/wp-content/themes/buscom/404.php(10): get_header() #9 /htdocs/wp-includes/template-loader.php(106): include('/htdocs/wp-cont...') #10 /htdocs/wp-blog-header.php(19): require_once('/htdocs/wp-incl...') #11 /htdocs/index.php(17): require('/htdocs/wp-blog...') #12 {main} thrown in /htdocs/wp-content/themes/buscom/inc/buscom-helper.php on line 428