您收到的错误(请求被拒绝.)

The error you are getting (The request was refused.)

没有看到您的代码，可能是以下任何原因造成的:

Without seeing your code, any of the following could be the reason:

部分退款金额必须小于或等于原始交易金额

The partial refund amount must be less than or equal to the original transaction amount

部分退款金额必须小于或等于剩余金额

The partial refund amount must be less than or equal to the remaining amount

部分退款金额无效

部分退款必须与原始交易使用相同的货币

The partial refund must be the same currency as the original transaction

由于该交易中存在投诉案件，因此只能退还该交易的全部或全部余额

Because a complaint case exists on this transaction, only a refund of the full or full remaining amount of the transaction can be issued

您已超过该笔交易的退款期限

You are over the time limit to perform a refund on this transaction

部分退款后无法全额退款

Cannot do a full refund after a partial refund

此交易已全额退款

您无法退款此类交易

您不能对此交易进行部分退款

You cannot do a partial refund on this transaction

商家帐户有限制或限制