ID: Q192591
The information in this article applies to:
When you try to remove Internet Explorer by clicking Microsoft Internet Explorer 4.0 or "Microsoft Internet Explorer 5 and Internet Tools" in the Add/Remove Programs dialog box and then clicking Add/Remove, you may receive the following error message:
   Error loading setupwbv.dll A device attached to the system is not
   functioning.
Or, you may receive the error message "Error loading Setupwbv.dll" when you run the Internet Explorer 5 Repair utility.
This behavior can occur if the Setupwbv.dll file is missing or damaged.
To resolve this issue, follow these steps:
1. If there is a copy of the Setupwbv.dll file in the Windows\System
   folder, rename the file to Setupwbv.old. For information about how to
   rename a file, click Start, click Help, click the Index tab, type
   "renaming" (without quotation marks), and then double-click the
   "Renaming Files" Help topic.
   in the folder containing your Internet Explorer Setup files to the
   Windows\System folder. For information about how to extract files, see
   the following article in the Microsoft Knowledge Base:
      ARTICLE-ID: Q129605
      TITLE     : How to Extract Original Compressed Windows Files
4. Try to uninstall Internet Explorer again.
If other files are missing or damaged, the steps in this article may not provide a resolution. If you have extracted a new copy of the Setupwbv.dll file and still cannot uninstall Internet Explorer, further troubleshooting may be required. For information about manually uninstalling Internet Explorer 4.0 or 4.01, see the following article in the Microsoft Knowledge Base:
   ARTICLE-ID: Q175610
   TITLE     : How to Manually Uninstall Internet Explorer 4.0
Keywords          : kberrmsg kbsetup msiew95 msiew98 
Platform          : WINDOWS
Issue type        : kbprbLast Reviewed: April 16, 1999