---
title: "Error and status codes"
slug: "oas-aref-error-and-status-codes-3-28"
updated: 2025-07-07T13:44:56Z
published: 2025-07-07T13:44:56Z
canonical: "docs.onespan.com/oas-aref-error-and-status-codes-3-28"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.onespan.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Error and status codes

This section lists the standard error and status codes with the associated messages and some further explanation. These lists only include codes generated specifically by OneSpan Authentication Server, and may not map to error codes from other sources (e.g. Windows) in trace and audit messages.