error message received at log on

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• Tuesday, June 30, 2009 3:48 PMKevin - Support EngineerMSFT, Moderator

   
  

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  Hi archerdog,
  
  Thank you for using Vista Support forum,
  
  The error message you recieved is in regard Windows Defender.  You can follow these instructions to solve the problem:
  
  http://support.microsoft.com/kb/931849
  To resolve this problem, follow these steps:

  1. Uninstall Windows Defender, and then reinstall Windows Defender. To do this, follow these steps:
     1. Click Start, click Run, type appwiz.cpl, and then click OK.
     2. Click Windows Defender, and then click Remove.
     3. Follow the prompts to uninstall Windows Defender.
     4. To reinstall Windows Defender, visit the following Microsoft Web site:
        http://www.microsoft.com/athome/security/spyware/software (http://www.microsoft.com/athome/security/spyware/software)
  2. If this issue is not resolved after you complete step 1, uninstall Windows Defender, use the Windows Installer CleanUp utility, and then reinstall Windows Defender. To do this, follow these steps:
     1. Click Start, click Run, type appwiz.cpl, and then click OK.
     2. Click Windows Defender, and then click Remove.
     3. Follow the prompts to uninstall Windows Defender.
     4. To use the Windows Installer CleanUp utility, click the following article number to view the article in the Microsoft Knowledge Base:
        290301  (http://support.microsoft.com/kb/290301/ ) Description of the Windows Installer CleanUp utility
     5. To reinstall Windows Defender, visit the following Microsoft Web site:
        http://www.microsoft.com/athome/security/spyware/software (http://www.microsoft.com/athome/security/spyware/software)
  3. If this issue is not resolved after you complete step 2, follow this step:
     1. Click Start, click Run, type regsvr32 file name, and then click OK.
        
        Note In this step, file name is a placeholder for the following files.
        
        Repeat this procedure for the following files:
        • wuapi.dll
        • wuaueng.dll
        • wucltui.dll
        • wups.dll
        • wuweb.dll
        • atl.dll
        • softpub.dll
        • wintrust.dll
        • initpki.dll
        • mssip32.dll
          
          Let us know if you need further assistance,

  ---

  Kevin
  Microsoft Answers Support Engineer
  Visit our Microsoft Answers Feedback Forum and let us know what you think.

  • Marked As Answer byKevin - Support EngineerMSFT, ModeratorSunday, July 05, 2009 2:15 PM
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• Wednesday, November 04, 2009 4:15 PMJonsey9495561

   
  

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  I try to follow this guide but windows defender doesn't show up in appwiz.cpl. When i try to run the DLL thing most of them are not found or can't be executed. What do I do now?
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