= Documentation > **NOTE:** This section contains public documentation on the Cinnamon components that are under Open Source licenses. Documentation for commercial modules by third-party-vendors are on their own sites or partially in [wiki:/Customers/Docs the customers' section] of this web site. Access is limited to owners of such products with valid maintenance contracts. == General technical information * [wiki:Public/Docs/CinnamonArchitecture Cinnamon architecture] * [wiki:Public/Docs/SafePasswords Safe passwords] == Administration * [wiki:Public/Docs/CinnamonSetupDebian980 Setup of a Cinnamon server on Debian 9.8.0 (stretch)] * [wiki:Public/Docs/CinnamonSetupDebian1010 Setup of a Cinnamon server on Debian 10.1.0 (buster) (under construction)] * [wiki:Public/Docs/CinnamonBackupRestore Backup and restore of a Cinnamon repository] * [wiki:Public/Docs/CinnamonForceReindex Force reindex of a Cinnamon repository] * [wiki:Public/Docs/CinnamonLogFiles Cinnamon and dependencies log files] * [wiki:Public/Docs/CinnamonClientConfiguration Cinnamon client configuration] == Development * [wiki:Public/Docs/CinnamonApi Cinnamon API] * [wiki:Public/Docs/CinnamonOsProjectStatus Status of Cinnamon Open Source client libraries] * [wiki:Public/Docs/CinnamonWarBuilds Cinnamon WAR Builds] == Troubleshooting === Cinnamon Desktop Client * [wiki:Public/Docs/CinnamonClientTsDtdRef Checkin fails with error message complaining about missing DTD] * [wiki:Public/Docs/CinnamonClientTsLoginFailsDllLoad Login fails with error message with HRESULT: 0x80131515]