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You receive a "0x800A01AE" error message or a "0x080070570" error message when you try to connect to the Windows Update Web page or to the Microsoft Update Web page in Windows Server 2003 or Windows XP

Article ID: 910359 - View products that this article applies to.

SYMPTOMS

When you try to connect to the Windows Update Web page or to the Microsoft Update Web page on a Microsoft Windows Server 2003-based computer or on a Microsoft Windows XP-based computer, you receive the following error message:

Error number: 0x800A01AE
The website has encountered a problem and cannot display the page you are trying to view

Or, you receive an "Error 0x80070570" error message.

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RESOLUTION

How to resolve "0x800A01AE" or "0x080070570" error messages

To resolve this problem, follow these steps:

Stop the Background Intelligent Transfer Service and the Automatic Updates service. To do this, follow these steps:
1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type the following commands, and then press ENTER after each command:
  net stop wuauserv
  net stop bits
  exit
Rename the Catroot2 folder.

Note Do not follow this step if you are using Microsoft Windows 2000.

To rename the Catroot2 folder, follow these steps:
1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type the following commands, and then press ENTER after each command:
  
  net stop cryptsvc
  ren %systemroot%\System32\Catroot2 oldcatroot2
  net start cryptsvc
  exit
Important Do not rename the Catroot folder. The Catroot2 folder is automatically recreated by Windows, but the Catroot folder is not recreated if the Catroot folder is renamed.
Rename the "SoftwareDistribution" folder:
1. Click Start, click Run, type %systemroot%, and then click OK.
2. Right-click the SoftwareDistribution folder, and then click Rename.
3. Type SoftwareDistribution.old, and then press ENTER to rename this folder.
Register the files that are used by Windows Update and Microsoft Update. To do this, follow these steps:
1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type the following commands, press ENTER after each command, and then click OK every time that you receive a verification message:
  regsvr32 wuapi.dll
  regsvr32 wuaueng1.dll
  regsvr32 wuaueng.dll
  regsvr32 wucltui.dll
  regsvr32 wups2.dll
  regsvr32 wups.dll
  regsvr32 wuweb.dll
Start the Background Intelligent Transfer Service, the Automatic Updates service, and the Event Log service. To do this, follow these steps:
1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type the following commands, and then press ENTER after each command:
  net start bits
  net start wuauserv
  net start Eventlog
  exit

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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MORE INFORMATION

Technical support for x64-based versions of Microsoft Windows

Your hardware manufacturer provides technical support and assistance for x64-based versions of Windows. Your hardware manufacturer provides support because an x64-based version of Windows was included with your hardware. Your hardware manufacturer might have customized the installation of Windows with unique components. Unique components might include specific device drivers or might include optional settings to maximize the performance of the hardware. Microsoft will provide reasonable-effort assistance if you need technical help with your x64-based version of Windows. However, you might have to contact your manufacturer directly. Your manufacturer is best qualified to support the software that your manufacturer installed on the hardware.

For product information about Microsoft Windows XP Professional x64 Edition, visit the following Microsoft website:

http://www.microsoft.com/windowsxp/64bit/default.mspx

(http://www.microsoft.com/windowsxp/64bit/default.mspx)

For product information about x64-based versions of Microsoft Windows Server 2003, visit the following Microsoft website:

http://www.microsoft.com/windowsserver2003/64bit/x64/editions.mspx

(http://www.microsoft.com/windowsserver2003/64bit/x64/editions.mspx)

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