您好：

請問是這個嗎

2023/05/11 13:53:32 [error] 1562924#1562924: *5457277 FastCGI sent in stderr: “PHP message: PHP Warning:  Undefined array key “CheckMacValue” in xxxx/wp-content/plugins/cw-allpay-creditcard-method/includes/class-admin.php on line 47″ while reading response header from upstream, client: 175.99.72.1, server: artewhite.com, request: “POST /wc-api/cloudwp/ECPay/CreditCard/Handler/?action=return-url&id=199252 HTTP/1.1”, upstream: “fastcgi://unix:/var/run/xxxx.sock:”, host: “xxxx.com”, referrer: http://ecpay.com.tw