1. Your payment exceeds the limit set by yourself or the maximum overdraft stipulated by the bank.

Second, the available credit card amount is insufficient.

3. The status of the card account is abnormal, and the account is frozen and locked.

For the solution, you need to call the bank's credit card service hotline and follow the prompts to enter the manual service to inquire about the reasons. Or go to the bank and ask what the situation is, and the bank will provide a solution.

Extended data:

From April 20th12nd, 20 1 1 day, the transaction limit for online payment transactions conducted by China Merchants Bank through third-party payment companies will be given by ICBC 10000 yuan for one day and 50000 yuan for one month.

If the amount of online shopping exceeds that of 500 yuan, it is recommended to use online payment, mobile payment and credit card large payment of China Merchants Bank Professional Edition (note: credit card large payment can only be used if the merchant is opened in the bank, but most merchants have not supported it yet).

References:

China Merchants Bank Credit Card-Frequently Asked Questions on Credit Card swiping