---
title: "ErrorResponseAuthentication"
url: "https://developer-beta.morningstar.com/apis/time-series-api/versions/64e349d6-6f88-44cb-8d05-c86bc4a80b3b/schemas/ErrorResponseAuthentication"
---

> Full API specification: https://developer-beta.morningstar.com/apis/time-series-api/versions/64e349d6-6f88-44cb-8d05-c86bc4a80b3b.md

# ErrorResponseAuthentication

A response body returned when authentication fails.

## OpenAPI definition

```yaml
openapi: 3.1.0
info:
  title: Time Series API
  version: "1.0"
servers:
  - url: https://www.us-api.morningstar.com
    description: Americas
  - url: https://www.apac-api.morningstar.com
    description: APAC
  - url: https://www.emea-api.morningstar.com
    description: EMEA
components:
  schemas:
    ErrorResponseAuthentication:
      title: ErrorResponseAuthentication
      type: object
      description: A response body returned when authentication fails.
      required:
        - error_message
      additionalProperties: false
      properties:
        error_message:
          type: string
          description: A human-readable description of the error.
          examples:
            - Incorrect username or password
```