Error Messages and Codes for Yahoo! Search
This document describes the various error code responses you might see when making an API call. If there is a problem serving your request, you'll receive a response with an HTTP error code and an XML error response.
The Error Codes
Following is a list of the HTTP error codes you may encounter:
| Code | Description |
|---|---|
| 400 | Bad request. The parameters passed to the service did not match as expected. The Message should tell you what was missing or incorrect. |
| 403 | Forbidden. You do not have permission to access this resource, or are over your rate limit. |
| 503 | Service unavailable. An internal problem prevented us from returning data to you. |
The XML body
For each error, you'll receive an XML response of the following form: