1. The status of the deduction account is abnormal, such as loss reporting, freezing, etc. If the account status is abnormal, the deduction fails. 2. Debit account has expired. 3. If the deduction date falls on a holiday, the deduction will be postponed to the next fund trading day (unless otherwise specified, subject to the announcement of the fund company). 4. Insufficient funds in the account on the deduction date. 5. The fund company suspends its business (please refer to the announcement of the fund company).