# Troubleshooting GPT for Docs

Find solutions and advice for troubleshooting various scenarios, from API key and credit issues to cut responses and rate limits.

- [Add-on not working](https://autosheet.com/docs/gpt-for-docs/troubleshooting/add-on-not-working): Troubleshoot multiple accounts errors, blank sidebars, and menu visibility problems.
- [API key issues](https://autosheet.com/docs/gpt-for-docs/troubleshooting/api-key-issues): Troubleshoot API key setup issues.
- [Billing issues](https://autosheet.com/docs/gpt-for-docs/troubleshooting/billing-issues): Troubleshoot credit issues.
- [Installation issues](https://autosheet.com/docs/gpt-for-docs/troubleshooting/installation-issues): Troubleshoot installation issues.
- [Output issues](https://autosheet.com/docs/gpt-for-docs/troubleshooting/output-issues): Troubleshoot responses cut or incomplete.
- [Rate limit issues](https://autosheet.com/docs/gpt-for-docs/troubleshooting/rate-limit-issues): Troubleshoot token and request rate limit issues.

If none of the listed solutions addresses your issue, reach out to our support team for further assistance.