Fatal error: Uncaught Error: Class 'WC_Widget' not found in D:\www\wordpress - 安裝環境+外掛測試\02.外掛程式\購物外掛\woocommerce\includes\widgets\class-wc-widget-brand-nav.php:14 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\widgets\class-wc-widget-brand-nav.php on line 14