1, because the funds are abnormally frozen. Unknown funds are injected into the bank card, and the lender's credit card is seriously overdue. , which will cause the card to be frozen. Banks also freeze cards in order to ensure the safety of funds and risk control, so there will be a hint of abnormal bank cards when using them.

2. Too many password entries. If the lender enters the payment password incorrectly for many times during repayment, the banking system will receive a warning and temporarily lock the card, then the card will also be unusable and an abnormal card prompt will appear.

Step 3 sleep. Sometimes the card will go into hibernation if it is not used for too long, and if the lender suddenly uses it, it will also prompt that the card is abnormal.