# Page Not Found

The URL `upgrade/upgrading-from-v2` does not exist.

You might be looking for one of these pages:
- [Upgrading from v2 to v3](https://docs.saloon.dev/upgrade/upgrading-from-v2-to-v3.md)
- [Upgrading from v3 to v4](https://docs.saloon.dev/upgrade/upgrading-from-v3-to-v4.md)
- [Supported Versions](https://docs.saloon.dev/upgrade/supported-versions.md)
- [Building SDKs](https://docs.saloon.dev/digging-deeper/building-sdks.md)
- [Retrying Requests](https://docs.saloon.dev/digging-deeper/retrying-requests.md)

## How to find the correct page

1. **Ask a question**: /sitemap.md?ask=<question> - Complete answer with sources
2. **Browse the full index**: [/sitemap.md](https://docs.saloon.dev/sitemap.md) - Complete documentation index
3. **View the full content**: [/llms-full.txt](https://docs.saloon.dev/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/upgrade/upgrading-from-v2-to-v3.md`)
- Use `Accept: text/markdown` header for content negotiation