15 | No such issuer

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Systems & Devices

Canonical

/systems/pos-systems/error-codes/15/

Last Updated

Feb 27, 2026

Summary

The card issuer could not be identified or the routing information was not recognized.

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Guides

POS Terminal Error Codes: Payment Processing, Connectivity, and Device Health

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What This Code Means

Response code 15 indicates the authorization request could not be routed to a valid issuer. This can happen when the issuer identification data is not recognized, when the card number is invalid, or when the acquiring/processor routing tables do not recognize the issuer.

Where Users Usually See This Code

New payment methods or unusual card ranges
Mis-keyed manual entry transactions
Routing or configuration issues at the processor

Why This Code Appears

Incorrect card number or entry error
Issuer routing not supported by the processor/acquirer
Configuration issue with card network support

What Typically Happens Next

The transaction is declined
Merchant may need to use a different acquirer or enable additional card networks

What This Code Is Not

It is not an insufficient funds decline
It is not a POS device malfunction code

Troubleshooting Checklist

□ Re-check card entry method and number
□ Try chip/tap instead of manual entry where possible
□ Confirm the merchant account supports the card network/type
□ Escalate to processor support if the card is valid but routing fails

Notes And Edge Cases

Some processors return similar codes for unsupported card products; consult processor-specific mappings.

Related Codes

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