Fatal error: Uncaught Error: Call to undefined function add_filter() in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\includes\react-admin\connect-existing-pages.php:125 Stack trace: #0 {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\react-admin\connect-existing-pages.php on line 125