# Page Not Found

The URL `dev/topology/spark.html` does not exist.

You might be looking for one of these pages:
- [SSO & SAML](https://docs.lenses.io/latest/deployment/configuration/authentication/sso-and-saml.md)
- [Kafka ACLs](https://docs.lenses.io/latest/deployment/configuration/agent/kafka-acls.md)
- [Agent](https://docs.lenses.io/latest/deployment/configuration/agent.md)
- [Steps for In-Place Upgrade](https://docs.lenses.io/latest/deployment/upgrade-to-lenses-6/steps-for-in-place-upgrade.md)
- [Upgrade to Lenses 6.1](https://docs.lenses.io/latest/deployment/upgrade-to-lenses-6.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.lenses.io/latest/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.lenses.io/latest/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/latest/deployment/configuration/authentication/sso-and-saml.md`)
- Use `Accept: text/markdown` header for content negotiation