应用内购买问题，

Question

我正在进行应用内购买。我收到了以下错误：

CheckoutPurchase.setError: type=PURCHASE_FAILED, code=3, permissionCode=-1, 
message=Your payment could not be processed at this time. 
You may receive an email asking you to verify your account.

有谁知道如何解决这个问题？