This blog expalins how to upgrade Discovery Accelerator 9.0.4 to Discovery Accelerator 10.0.2
OS: Win2008 R2 and above ( If DA9.0.4 is on Win2003 R2 than you need to migrate DA to a Win2008 R2 server)
IIS: IIS7.5 with IIS6.0 Management Compatibility and IIS Win Authentication.
MS .NET Framework 3.5SP1 and MS VC++ 2008 SP1 (x86) Redistributable Package
Enterprise Vault 9.0 or above (Just install binaries, do not configure)
Copy DA10.0.2 installables from the root of the installation media to the DA server.
Below image shows the version of DA9.0.4
Before proceeding with the upgrade make sure there is no Search or Export operation in progress.
You may stop EV Accelerator Manager service on the DA server.
To begin Upgrade browse...