Verify the account balance. Ensure that the account balance is sufficient and avoid the abnormal state caused by insufficient account balance.
Contact the bank. Contact the customer service of the bank by telephone or online banking to find out the specific reasons for the abnormal state and follow the instructions of the customer service.
Deal with arrears. If the account is in arrears, it is necessary to pay off the arrears in time to avoid the abnormal state caused by the arrears.