Problem Installing SQL Server 2008 r2 on Windows Vista

Hi,

I am facing the proble with SQL Server 2008 r2 re-installation. I removed the entries from registry but still facing the issue

Could any one please help!!!

Content of the text file:

Overall summary:
  Final result:                  Failed: see details below
  Exit code (Decimal):           -289740454
  Exit facility code:            1722
  Exit error code:               59738
  Exit message:                  MsiGetProductInfo failed to retrieve ProductVersion for package with Product Code = '{72DE3C67-FB48-450E-8BEA-4EB1B3B5355D}'. Error code: 1605.
  Start time:                    2013-05-12 11:54:16
  End time:                      2013-05-12 11:55:43
  Requested action:              ComponentUpdate
  Log with failure:              C:\Program Files\Microsoft SQL Server\100\Setup Bootstrap\Log\20130512_115359\Detail_ComponentUpdate.txt
  Exception help link:           http%3a%2f%2fgo.microsoft.com%2ffwlink%3fLinkId%3d20476%26ProdName%3dMicrosoft%2bSQL%2bServer%26EvtSrc%3dsetup.rll%26EvtID%3d50000%26ProdVer%3d10.50.1600.1%26EvtType%3d0xD94919CC%400xEE30244D

Machine Properties:
    OS version:                    Windows Vista
  OS service pack:               Service Pack 2
  OS region:                     United States
  OS language:                   English (United States)
  OS architecture:               x86
  Process architecture:          32 Bit
  OS clustered:                  No

Package properties:
  Description:                   SQL Server Database Services 2008 R2
  ProductName:                   SQL Server 2008 R2
  Type:                          RTM
  Version:                       10
  SPLevel:                       0
  Installation location:         C:\Software Downloaded\SQL Server 2008\x86\setup\
  Installation edition:          EVAL

User Input Settings:
  ACTION:                        ComponentUpdate
  CONFIGURATIONFILE:            
  ENU:                           True
  FARMACCOUNT:                   <empty>
  FARMADMINPORT:                 0
  FARMPASSWORD:                  *****
  HELP:                          False
  IACCEPTSQLSERVERLICENSETERMS:  False
  INDICATEPROGRESS:              False
  PASSPHRASE:                    *****
  PID:                           *****
  QUIET:                         False
  QUIETSIMPLE:                   False
  UIMODE:                        Normal
  X86:                           False

  Configuration file:            C:\Program Files\Microsoft SQL Server\100\Setup Bootstrap\Log\20130512_115359\ConfigurationFile.ini

Detailed results:

Rules with failures:

Global rules:

There are no scenario-specific rules.

Rules report file:               C:\Program Files\Microsoft SQL Server\100\Setup Bootstrap\Log\20130512_115359\SystemConfigurationCheck_Report.htm

Exception summary:
The following is an exception stack listing the exceptions in outermost to innermost order
Inner exceptions are being indented

Exception type: System.InvalidOperationException
    Message:
        MsiGetProductInfo failed to retrieve ProductVersion for package with Product Code = '{72DE3C67-FB48-450E-8BEA-4EB1B3B5355D}'. Error code: 1605.
    Data:
      DisableWatson = true
    Stack:
        at Microsoft.SqlServer.Configuration.MsiExtension.SetFeatureInstallStateAction.FillInstallPropertyByProductCode(PackageInstallProperty pkg, String prodCode)
        at Microsoft.SqlServer.Configuration.MsiExtension.SetFeatureInstallStateAction.FillInstallProperty(PackageInstallProperty pkg)
        at Microsoft.SqlServer.Configuration.MsiExtension.SetFeatureInstallStateAction.ExecuteAction(String actionId)
        at Microsoft.SqlServer.Chainer.Infrastructure.Action.Execute(String actionId, TextWriter errorStream)
        at Microsoft.SqlServer.Setup.Chainer.Workflow.ActionInvocation.ExecuteActionHelper(TextWriter statusStream, ISequencedAction actionToRun)