You must use the Role Management Tool to install or configure Microsoft .NET Framework 3.5.

When attempting to complete the install of Cyrious Control onto a system with the Microsoft Windows Server 2008 R2 operating system you encounter the error above.

High. User will not be able to successfully install the program.

Microsoft Windows Server 2008 R2 already has Microsoft .NET 3.5.1 framework pre-installed however it is in a disabled state. To correct the problem you just need to enable the feature from Server Manager interface.

  1. Click on the Windows 'Start' button on the Task bar.
  2. Type 'Server' in the dialog box
  3. Double-click the Program 'Server Manager.
  4. Once your Server Manager appears, highlight 'Add features'
  5. When the wizard appears select 'NET Framework 3.5.1' from the Add Features Wizard in Server Manager.
  6. Follow the prompts to install.
  7. Rerun the Control installation.
  • Reported : 11/05/2009
  • Version(s): Control 4.3, Windows Server 2008 R2
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