Fatal error: Uncaught Error: Call to undefined function is_checkout() in /var/www/html/wp-content/themes/printspace/functions.php:46 Stack trace: #0 /var/www/html/wp-includes/class-wp-hook.php(324): enqueue_custom_checkout_script('') #1 /var/www/html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /var/www/html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /var/www/html/wp-includes/script-loader.php(2272): do_action('wp_enqueue_scri...') #4 /var/www/html/wp-includes/class-wp-hook.php(324): wp_enqueue_scripts('') #5 /var/www/html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #6 /var/www/html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #7 /var/www/html/wp-includes/general-template.php(3064): do_action('wp_head') #8 /var/www/html/wp-content/themes/printspace/header.php(28): wp_head() #9 /var/www/html/wp-includes/template.php(810): require_once('/var/www/html/w...') #10 /var/www/html/wp-includes/template.php(745): load_template('/var/www/html/w...', true, Array) #11 /var/www/html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #12 /var/www/html/wp-content/themes/printspace/index.php(11): get_header() #13 /var/www/html/wp-includes/template-loader.php(106): include('/var/www/html/w...') #14 /var/www/html/wp-blog-header.php(19): require_once('/var/www/html/w...') #15 /var/www/html/index.php(17): require('/var/www/html/w...') #16 {main} thrown in /var/www/html/wp-content/themes/printspace/functions.php on line 46