(1) The seller modifies the price, and you pay at the same time as the seller modifies the price, resulting in the amount of bank deduction being different from the amount that needs to be paid in the actual transaction, and then the funds will be recharged to Alipay account;

② Network reasons. If it is due to the network, there is generally no solution. Only the balance of Alipay can be used to pay.

2. The reasons may be:

① Network reasons. If this is the case, it is recommended to restart the computer operation or take photos again to pay.

② Generally, it has nothing to do with caching, but if it is not ①, you need to help you find out the reason through customer service.