1. Card limit: exceeding the current limit or a single limit causes the card to fail, which usually prompts that the card status is abnormal.
2. degaussing the card: if the magnetic stripe of the cardholder's bank card is damaged or degaussed, the user information cannot be read when swiping the card, and the consumption will fail, thus prompting that the bank card status is abnormal.
3. There is a risk of stolen credit card: the credit card application platform thinks that the card friend's transaction is risky and will prompt that the card status is abnormal.