A
AdyenAdyen 8
Invalid Card Number
Hard Decline
Permanent failures that should not be retried
Do Not Retry
Retry will not succeed
Description
The specified card number is incorrect or invalid.
Recommended Action
Ask the customer to verify their card number and retry with correct details.
Common Causes
- Typo in card number
- Card number fails validation check
- Invalid BIN
Recovery Tips
- Use client-side card number validation
- Prompt the customer to re-enter their card details
Quick Reference
Code
8
Category
Hard Decline
Retryable
No
Source
Adyen
Recoverability verdict
Retrying 8 will not work
This is a hard decline. Retrying code 8 will not recover the payment. But most merchants seeing this code also have soft declines they are not recovering. Check what your retry strategy is leaving behind.
Related Decline Codes
5Non-Retryable
Blocked Card
The card used for the transaction is blocked and therefore unusable.
6Non-Retryable
Expired Card
The card used for the transaction has expired and is therefore unusable.
10Non-Retryable
Not Supported
The shopper's bank does not support or does not allow this type of transaction.
14Non-Retryable
Acquirer Fraud
The acquirer flagged the transaction as possible fraud.