Updating xp sp1
Good news: Microsoft offers free technical support for Windows Update and that support provided a solution to my problem.
This allows Microsoft to download an Active X control that gathers assorted debugging information and sends it back to them.
I have been updating the computer and have discovered that Intel no longer has updates for Intel 82801DB/DBM USB Universal Host Controller 24-C2, 24C4, and 24C7.
OS: Microsoft Windows XP Home Edition with Service Pack 2. MB: Intel Sea Breeze D845GVSR, MB Chipset is Intel G 845GV.
After rebooting, run Windows Update immediately to get the patch shown below Update July 27, 2008: After installing XP SP3 and all the subsequent patches on three more computers, my best guess is that the problem has to do with the type of license for Windows.
On all four machines that were purchased from the same hardware vendor (very different models), Windows Update broke.