1. Update delay: the information of the agreed repayment account may not be synchronized in time, so you need to wait for a while and try again.

2. Cache problem: The information of the agreed repayment account may not be refreshed from the cache in time, so it is necessary to clear the cache and try again.

3. System problem: The information of the agreed repayment account may not be processed by the system in time, so you need to contact the customer service of CCB to consult the specific situation and solve it.

4. Bank restrictions: Some banks have restrictions on the number and amount of transfers, and may need to wait for a while or resubmit the repayment application.

5. Abnormal account: the original repayment account is abnormal, such as insufficient balance and freezing, which leads to the failure of deduction. Need to contact CCB customer service to solve the abnormal problem before trying to repay. China Construction Bank Longka Credit Card is a credit card brand with 90 million customers. It adheres to the customer-centric concept and provides customers with professional financial services and convenient payment experience.