vWorkspace Web Access version 6.2 MR2, or earlier, should not be installed on Windows 2008 Server R2 as it will not work correctly.
The vWorkspace Web Access application uses the NETWORK SERVICE account as the worker process identity,Windows 2008 Server R2 does not use this account.Instead Windows Server 2008 R2 uses the application pool identity.
The current release of vWorkspace 6.2 Web Access can be installed on the following supported platforms:
Windows XP Professional
Windows 2003 Server (x86)
Windows 2008 Server (x86)
Please refer to the vWorkspace Administration Guide for further information regarding installation requirements