我添加了 razorpay測試版本并且付款流程有效，但是當我嘗試驗證時signature出現以下錯誤注意：未定義索引：第 24 行 C:\Users\Amin\Documents\NetBeansProjects\OLX\payment\verify.php 中的 razorpay_order_id 您的付款失敗Razorpay 錯誤：通過了無效的簽名我在這里遵循代碼結構形式https://github.com/razorpay/razorpay-php-testapp并試圖實現https://razorpay.com/docs/payment-gateway/web-integration/hosted/#step-2 ---粘貼托管結帳選項。有人可以指出哪里出了問題。這是verify.phprequire('config.php');session_start();require('razorpay-php/Razorpay.php');use Razorpay\Api\Api;use Razorpay\Api\Errors\SignatureVerificationError;$success = true;$error = "Payment Failed";if (empty($_POST['razorpay_payment_id']) === false) {    $api = new Api($keyId, $keySecret);    try {        // Please note that the razorpay order ID must        // come from a trusted source (session here, but        // could be database or something else)        $attributes = array(            'razorpay_order_id' => $_SESSION['razorpay_order_id'],            'razorpay_payment_id' => $_POST['razorpay_payment_id'],            'razorpay_signature' => $_POST['razorpay_signature']        );        $api->utility->verifyPaymentSignature($attributes);    } catch (SignatureVerificationError $e) {        $success = false;        $error = 'Razorpay Error : ' . $e->getMessage();    }}if ($success === true) {    $html = "<p>Your payment was successful</p>             <p>Payment ID: {$_POST['razorpay_payment_id']}</p>";} else {    $html = "<p>Your payment failed</p>             <p>{$error}</p>";}echo $html;如果表格發布詳細信息，請在此處