Fatal error: Uncaught Error: Call to undefined function is_cart()
in /home/2/c/cottoncandy/www/wp-content/plugins/quantities-and-units-for-woocommerce/quantites-and-units.php on line 187

Call stack:

  1. WC_Quantities_and_Units::input_value_validation()
    wp-includes/class-wp-hook.php:287
  2. WP_Hook::apply_filters()
    wp-includes/class-wp-hook.php:311
  3. WP_Hook::do_action()
    wp-includes/plugin.php:478
  4. do_action()
    wp-includes/script-loader.php:2294
  5. wp_enqueue_scripts()
    wp-includes/class-wp-hook.php:287
  6. WP_Hook::apply_filters()
    wp-includes/class-wp-hook.php:311
  7. WP_Hook::do_action()
    wp-includes/plugin.php:478
  8. do_action()
    wp-includes/general-template.php:2884
  9. wp_head()
    wp-content/themes/uku-child/header.php:26
  10. require_once()
    wp-includes/template.php:723
  11. load_template()
    wp-includes/template.php:672
  12. locate_template()
    wp-includes/general-template.php:41
  13. get_header()
    wp-content/themes/uku-child/page-templates/shop-front.php:12
  14. include()
    wp-includes/template-loader.php:106
  15. require_once()
    wp-blog-header.php:19
  16. require()
    index.php:17

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