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

# Common Error Codes and Messages

> Troubleshoot HTTP errors and JavaScript-based tag errors when integrating Mention Me tags into your site.

When integrating Mention Me tags, you may encounter HTTP error codes or tag-specific JavaScript errors in the browser console. Full details on every error — including causes and resolution steps — are documented in the integration reference.

<Card title="Error Codes & Messages" icon="triangle-exclamation" href="/developer-docs/integration/reference/error-codes">
  Complete reference for all HTTP errors and tag-specific JavaScript errors, with troubleshooting guidance.
</Card>

## Quick Reference

| HTTP Code | Meaning                                             |
| --------- | --------------------------------------------------- |
| 400       | Bad Request — malformed or missing required data    |
| 403       | Forbidden — integration not yet approved to go live |
| 404       | Not Found — incorrect tag URL or partner code       |

For tag-specific errors such as "Content not served", "Unable to find suitable offer", or "Referee search disabled", see the [full error codes reference](/developer-docs/integration/reference/error-codes).