# Directory Structure

> This skill provides rapid diagnosis and resolution for the most common Retell AI errors.

- Skill: `tools-only/directory-structure-6` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add tools-only/directory-structure-6`
- Raw SKILL.md: https://api.skillmd.com/api/skills/tools-only/directory-structure-6/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: tools-only (https://skillmd.com/u/tools-only)
- Updated: 2026-09-29
- Page: https://skillmd.com/skills/tools-only/directory-structure-6

---

# retellai-common-errors

> Diagnose and fix top 10 most common Retell AI errors including auth failures, webhook issues, and voice synthesis problems

## Directory Structure

```
retellai-common-errors/
├── SKILL.md
└── examples/
    └── example.py
```

## File Descriptions

| File | Type | Purpose |
|------|------|---------|
| SKILL.md | Markdown | Core skill instructions with error diagnosis and resolution patterns |
| examples/example.py | Python | Example error handling and diagnostic utilities |

## Summary

**Category:** operations
**Target Audience:** All Retell AI developers, Support engineers
**Trigger Phrases:** `retell error`, `fix retell`, `retell not working`, `debug retell`, `retell troubleshoot`

### What This Skill Does

This skill provides rapid diagnosis and resolution for the most common Retell AI errors. It covers authentication failures (invalid API key, expired tokens), webhook delivery issues (signature validation, unreachable endpoints), voice synthesis problems (rate limits, voice unavailable), and call connection errors (telephony issues, agent configuration problems).

### Technical Success Criteria

- Error cause identified from logs or API response
- Appropriate fix applied based on error type
- Resolution verified with successful test
- Prevention pattern documented

### Business Success Criteria

- Reduced downtime from common errors
- Faster issue resolution times
- Improved developer self-service (90% of common errors resolved without escalation)

## Related Skills

- retellai-debug-bundle - Collecting diagnostic information
- retellai-security-basics - API key and auth issues
- retellai-webhook-server - Webhook configuration issues