The Windows Update Web site indicates that your Windows Update software has to be updated (836974)

RESOLUTION

To resolve this issue, manually update the Windows Update software, and then return to the Windows Update Web site to update your computer. To do this, follow the appropriate steps for your Microsoft Windows operating system.

Windows Millennium Edition and Windows 98

1. Download the Iuctl.cab file and save it on your desktop. To download the Iuctl.cab file, visit the following Windows Update Web site:

   http://v4.windowsupdate.microsoft.com/cab/x86/ansi/Iuctl.cab

2. After the file is saved on your desktop, right-click the Iuctl.cab file, and then click Extract to.
3. Select a location where you want to extract the file to, and then click OK. For example, extract the file to the desktop.
4. Open the location that you selected, right-click the Iuctl.inf file, and then click Install.
5. Try again to update your computer by using the Windows Update Web site.

After you have resolved this issue, you can safely delete the files and folders that you downloaded and extracted in steps 1 through 3 of this procedure.

Windows Server 2003, Windows XP, and Windows 2000

1. Download the Iuctl.cab file and save it on your desktop. To download the Iuctl.cab file, visit the following Windows Update Web site:

   http://v4.windowsupdate.microsoft.com/cab/x86/unicode/iuctl.cab

2. After the file is saved on your desktop, right-click the Iuctl.cab file, and then click Open
3. Select all the files that are listed. To do this, point to the file list, and then press CTRL+A.
4. Right-click the files that you selected, and then click Extract.
5. Select a known location, and then click OK. For example, select the desktop.
6. Locate the file where you extracted it. For example, locate the file on the desktop.
7. Right-click the Iuctl.inf file, and then click Install.
8. Try again to update your computer by using the Windows Update Web site.

After you have resolved this issue, you can safely delete the files and folders that you downloaded and extracted in steps 1 through 4 of this procedure.