我正在使用 magento 1.7.2。我尝试使用 paypal express checkout ，每次我第一次尝试下订单时，它都会显示错误，“PayPal gateway has denied request. Invalid token (#10410: Invalid token).”，当我记录数据时查看它发送空白令牌和空白payerID的参数
2012-12-19T10:06:27+00:00 DEBUG (7): Array
(
[url] => https://api-3t.sandbox.paypal.com/nvp
[DoExpressCheckoutPayment] => Array
(
[TOKEN] =>
[PAYERID] =>
[PAYMENTACTION] => Authorization
[AMT] => 7.14
[CURRENCYCODE] => USD
[BUTTONSOURCE] => Varien_Cart_EC_US
[NOTIFYURL] => http://www.samit.com/hungermunch/chinagardenstore/paypal/ipn/
[RETURNFMFDETAILS] => 1
[ITEMAMT] => 6.84
[TAXAMT] => 0.30
[SHIPPINGAMT] => 0.00
[L_NUMBER0] => Fullmenu-001
[L_NAME0] => Chicken Salad (For 2 Persons)
[L_QTY0] => 1
[L_AMT0] => 5.95
[L_NUMBER1] => tips/gratiuty
[L_NAME1] => Tips/Gratuity
[L_QTY1] => 1
[L_AMT1] => 0.89
[BUSINESS] =>
[EMAIL] => rimalsamit@yahoo.com
[FIRSTNAME] => Samit
[LASTNAME] => Rimal
[MIDDLENAME] =>
[SALUTATION] =>
[SUFFIX] =>
[COUNTRYCODE] => US
[STATE] => CA
[CITY] => San Jose
[STREET] => 1 Main St
[ZIP] => 95131
[PHONENUM] => 9841669912
[SHIPTOCOUNTRYCODE] => US
[SHIPTOSTATE] => CA
[SHIPTOCITY] => San Jose
[SHIPTOSTREET] => 1 Main St
[SHIPTOZIP] => 95131
[SHIPTOPHONENUM] => 9841669912
[SHIPTOSTREET2] =>
[STREET2] =>
[SHIPTONAME] => Samit Rimal
[ADDROVERRIDE] => 1
[METHOD] => DoExpressCheckoutPayment
[VERSION] => 72.0
[USER] => ****
[PWD] => ****
[SIGNATURE] => ****
)
[response] => Array
(
[TIMESTAMP] => 2012-12-19T10:06:26Z
[CORRELATIONID] => 949b5ccdc7293
[ACK] => Failure
[VERSION] => 72.0
[BUILD] => 4181146
[L_ERRORCODE0] => 10410
[L_SHORTMESSAGE0] => Invalid token
[L_LONGMESSAGE0] => Invalid token.
[L_SEVERITYCODE0] => Error
)
[__pid] => 3828
) 第二次下单时，发现request中有token，是否可以在express checkout开始时手动设置token？或者有什么解决方案？任何帮助将不胜感激。