InstallUtilLib.dll:ClrCreateManagedInstance (hr=0x80004005): Unspecified error

Error:

InstallUtilLib.dll:ClrCreateManagedInstance (hr=0x80004005): Unspecified error

Snapshot:

Workaround 1: 

Clean the .NET Framework components completely from control panel and Follow the below 10 steps:

  1. Open control panel, click Add\Remove Programs and uninstall the .NET Framework.
  2. Run .NET Framework cleanup Utility to clean the .NET Framework components completely.Download: .NET Framework cleanup tool
  3. If it prompts for System restart then restart it
  4. Navigate to Windows folder: “C:\Windows\”
  5. Rename folder “assembly” to “assembly1
  6. Rename folder “Microsoft.NET” to “Microsoft.NET1
  7. Open registry: Click Start | Run | type regedit.exe | Click OK.
  8. Navigate To: “HKLM\Software\Microsoft” registry
  9. Delete .NETFramework key
  10. Install Microsoft .Net Framework 2.0 SP1.