NMI Error 204: Issuer Declined MCC (2024)

FAQs

NMI Error 204: Issuer Declined MCC? ›

What This Means. The customer's bank is declining the transaction likely due to the merchant code (MCC). The merchant category code (MCC) is a four-digit number the major credit card networks assign. The number corresponds to the type of business or service the company offers.

What This Means. The customer's bank is declining the transaction for unspecified reasons, possibly due to an issue with the card itself. Note: The customer usually must call their issuing bank for more details on the decline.

The customer's card has been declined by their issuing bank due to insufficient funds.

NMI stands for "Non-Maskable Interrupt", which is a type of hardware interrupt that cannot be ignored or disabled by the system. NMI_HARDWARE_FAILURE indicates that the computer has encountered a hardware problem that it cannot recover from, such as a failure in the CPU, RAM, or other critical system components.

What This Means. The bank's fraud rules blocked the transaction. From NMI: The customer's card has been reported as lost or stolen by the cardholder and the card-issuing bank has requested that merchants keep the card and call the number on the back to report it.

What This Means. The customer's bank is declining the transaction likely due to the merchant code (MCC). The merchant category code (MCC) is a four-digit number the major credit card networks assign.

Your card provider may call or text you to ask for purchase approval. If your card issuer does not contact you, calling customer service may allow you to resolve the issue immediately by verifying your identity and intention to make the flagged purchase.

Definition: Denial Code PR-204 means that the claim was denied because the service, drug, or equipment is not covered as part of the patient's current insurance plan.

The EDI 204 transaction set is the Motor Carrier Load Tender. This is used by shippers to tender an offer for a shipment to a full truckload motor carrier. It may be used for creating a new shipment, updating or replacing a shipment, or canceling a shipment.

A 204 status code is used when the server successfully processes the request, but there is no content to return to the client. This is typically used for requests where the client wants to indicate that it has finished processing a request, such as a DELETE request.

What does NMI stand for in credit card processing? ›

Network Merchants Incorporated, also known as NMI, is a trusted payment gateway service catering to businesses of all types. It's ideal for those in need of reliable credit card payment solutions.

The NMI is assigned an interrupt number of 2, although, since it cannot be masked by other interrupts, it effectively has the highest priority and is designed to be recognised in the shortest possible time. Conditions such as a power failure or memory read or write errors typically trigger this interrupt.

Answer. NMI stands for Non-masked Interrupt. All of the regular interrupts that we normally use and refer to by number are called maskable interrupts. The processor is able to mask, or temporarily ignore, any interrupt if it needs to, in order to finish something else that it is doing.

Basically, from OS developer's standpoint, you can safely consider the NMI can not be disabled ( even if you can actually figured out a way to disable it).

Some common reasons that your credit card might get declined include having the card's credit limit maxed out, accidentally triggering the card's fraud protections and even entering incorrect payment information on a website.

The error message “Pick up card” means that the customer's bank has declined the transaction as the issuer wants to retrieve the card.

2044. Declined – Call Issuer. The card-issuing bank has declined this transaction. Have the customer attempt the transaction again – if the decline persists, they will need to contact their bank for more information.

The submitted card has expired or been reported lost and a new card has been issued. Reach out to your customer to obtain updated card information. Declined-Retry in a few days. 204 Issuer Declined MCC MCC in the financial industry typically stands for Merchant Category Code.

Declined (Card declined by issuer - contact card issuer to determine reason.) This usually happens due to one of these reasons: The customer's credit card issuing bank did not approve the transaction. This could be due to insufficient funds, frozen account status, invalid credit card number or expiration date, etc.

Your card may be declined for a number of reasons: the card has expired; you're over your credit limit; the card issuer sees suspicious activity that could be a sign of fraud; or a hotel, rental car company, or other business placed a block (or hold) on your card for its estimated total of your bill.