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

# Error Codes & Logs

> Common error patterns, where to find logs, and how to resolve failures.

## Common errors

* 401 Unauthorized: Check token and roles
* 403 Forbidden: Insufficient permissions
* 404 Not Found: Resource missing or ID incorrect
* 422 Validation Error: Fix invalid inputs
* 500 Server Error: Check logs and retry

## Debugging steps

1. Reproduce with sample input
2. Check [Session Logs](/observability/logs)
3. Inspect tool/flow configuration
4. Verify environment and credentials

<Tip>
  Include input, expected output, and actual error when reporting issues.
</Tip>