1. The available credit line of the credit card is not enough
2. The cash advance line of the credit card is not enough: the accumulated withdrawal line generally does not exceed 5% of your credit line (YOUNG card can be borrowed in advance by 1%).
3. The card status is abnormal/demagnetized: Please recall whether there is overdue repayment in the near future/try it on other machines. If it still doesn't work, you can only apply for card replacement.
4. Machine communication problem
5. Exceeding the limit: the daily cash advance amount of each card does not exceed RMB 2, yuan (5, yuan for pocket life/online banking); The cumulative amount of cash advanced by each overseas household shall not exceed the equivalent of $1, per day, $5, within one month and $1, within six months.
if the above situation fails to determine the problem, it is recommended to contact customer service for further inquiry.