Outbound payment processing L001 Reject codes being encountered for small volume of transactions [23 August/11:20PM in AEST/AEDT timezone]

Incident Report for Azupay

Resolved

Summary of Issue
Our Banking Partner experienced an issue on on Saturday evening during routine maintenance of their systems that resulted in a rejection of 780 of transactions with an error code of L001.

Azupay review indicates this affected outbound payments resolved between Saturday 11:20 PM and Saturday 11:35 PM, with the majority of affected transactions being affected between 23:30 to 23:31.

The systems under maintenance with our Banking Partner are not associated with products and services Azupay, and were not included in our maintenance bulletin schedule. We are awaiting a post incident review to determine the root cause.

Potential Action Required
Azupay will contact affected clients with affected transaction Ids to assist with review and any client action required.

Rejected transactions will need to be reprocessed for affected transactions.

If your system implements recommended resiliency patterns to retry failed transactions, confirm that retry attempts were successful, otherwise resubmission may be required.

Azupay provides guidance on handling error codes at Payment Error Codes

Current guidance for L001 errors: Cuscal account error. Cuscal is unable to debit funds to make the payment. Client should retry for up to 8 hours before failing the payment and crediting the customers account.

Further Support
If you have any questions or require further support for this issue, please raise a request via our service desk at Service Desk
Posted Aug 23, 2025 - 23:15 AEST