Upgrade OneStream

Use this procedure when upgrading from an earlier OneStream release to 6.6.0. The anticipated audience for the upgrade process is Information Technology professionals responsible for installing, maintaining and supporting OneStream .

Review the following OneStream 6.6.0 requirements prior to scheduling an upgrade and any related notes in the OneStream Installation and Configuration Guide, available on the MarketPlace.

  1. If upgrading from OneStream version 5.3.x or earlier, it is required to update to .NET 4.7 for Microsoft’s security standards and for advanced features to stay current on the latest version of the .NET Framework. 

Note: Microsoft provides the .NET Framework 4.7 optional update through standard Microsoft Windows Updates. 

Important: You will need a database schema update if upgrading from 6.4 or earlier versions. We recommend full database backups.

  1. The 6.6.0 version of the OneStream Studio and OneStream Excel Add-in are not backward-compatible . You must update them by either uninstalling and reinstalling or using the Client Updater. For more information, refer to the OneStream Installation and Configuration Guide for details in section, “Upgrade or Downgrade via OneStream.”

  2. If upgrading from a version 6.0.0 or earlier, it is required that all OneStream Applications complete the Compile All Business Rules and Formulas to Check for Syntax process as part of the upgrade.