php - Paypal 购物车商品总金额与订单金额不符

Question

我收到来自 PayPal doExpressPayment 请求的回复。

谁能指出请求中的错误在哪里？

Array
(
    [errors] => Array(
    [TIMESTAMP] => 2012-12-11T16:58:29Z
    [CORRELATIONID] => 6fc8ed447aeb7
    [ACK] => Failure
    [VERSION] => 63.0
    [BUILD] => 4181146
    [L_ERRORCODE0] => 10413
    [L_SHORTMESSAGE0] => Transaction refused because of an invalid argument. See additional error messages for details.
    [L_LONGMESSAGE0] => The totals of the cart item amounts do not match order amounts.
    [L_SEVERITYCODE0] => Error
    )
)

[request] => PAYMENTREQUEST_0_ITEMAMT=43.99
             &PAYMENTREQUEST_0_SHIPPINGAMT=5.30
             &PAYMENTREQUEST_n_TAXAMT=2.46
             &PAYMENTREQUEST_0_AMT=51.75
             &PAYMENTREQUEST_0_INSURANCEAMT=0
             &PAYMENTREQUEST_0_PAYMENTACTION=Sale
             &L_PAYMENTREQUEST_0_NAME0=Six+Snowmen+at+Your+Hipline
             &L_PAYMENTREQUEST_0_QTY0=1
             &L_PAYMENTREQUEST_0_DESC0=Six+Snowmen+at+Your+Hipline
             &L_PAYMENTREQUEST_0_AMT0=43.99
             &VERSION=63.0

Answer 1

&PAYMENTREQUEST_n_TAXAMT=2.46

我认为这应该是:

&PAYMENTREQUEST_0_TAXAMT=2.46