When accessing the Update site, you receive the 0x800A01AE error.

Problem description

A required system file is not registered correctly.

Applicable operating systems

• Windows 2000
• Windows XP
• Windows Server 2003

Resolutions

1. Re-register the Windows Update DLL with the commands below

1. Click Start, click Run, type cmd, and then click OK.

2. Type the following commands. Press ENTER after each command.
regsvr32 wuapi.dll
regsvr32 wuaueng.dll
regsvr32 wuaueng1.dll
regsvr32 wucltui.dll
regsvr32 wups.dll
regsvr32 wups2.dll
regsvr32 wuweb.dll