Fatal error: Uncaught Error: Call to undefined function add_action() in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\includes\admin\class-wc-admin-brands.php:46 Stack trace: #0 D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\includes\admin\class-wc-admin-brands.php(804): WC_Brands_Admin->__construct() #1 {main} thrown in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\includes\admin\class-wc-admin-brands.php on line 46