Microsoft KB Archive/299961

Knowledge Base

Error Message: Mismatched Setupx.dll Is Loaded - Setup Cannot Continue

Article ID: 299961

Article Last Modified on 8/6/2007

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APPLIES TO

• Microsoft Windows Millennium Edition
• Microsoft Windows 98 Second Edition
• Microsoft Windows 98 Standard Edition

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This article was previously published under Q299961

SYMPTOMS

When you attempt to upgrade your computer to Microsoft Windows Millennium Edition (Me), you may receive an error message similar to one of the following:

SUWIN caused a General Protection Fault in module SUWIN.EXE

-or-

A mismatched Setupx.dll is loaded.
Setup cannot continue. Quit all Windows and MS-DOS based programs and try again.
Or quit Windows and run from an MS-DOS command prompt.
SU0349

CAUSE

This issue may occur when you attempt to upgrade to Windows Me from within any of the following operating systems, and the Setupx.dll or Suwin.exe files are damaged:

• Microsoft Windows 98
• Microsoft Windows 98 Second Edition
• Microsoft Windows 95

RESOLUTION

To work around this issue, run Windows Me Setup from a command prompt:

1. Copy the Windows Me installation files to a folder on the hard disk:
   1. Start Windows Explorer, and then expand the drive that contains your Windows Me compact disc (CD).
   2. Open the Win9x folder.
   3. On the Edit menu, click Select All to select all of the files and folders.
   4. Click on the Edit menu option and choose Copy.
   5. Right-click the local hard drive (which is C by default), and then open the Windows folder.
   6. Open Options folder. If the folder does not exist, create a new folder called "Options" and then open this folder.
   7. Right-click the Install folder. If the folder does not exist, create a new folder called "Install". On the shortcut menu that appears, click Paste to paste the contents of the WIN9X folder to the local drive.
   8. Choose to replace all existing files if you are prompted to do so.For additional information about how to copy files from your CD to your hard disk, click the article number below to view the article in the Microsoft Knowledge Base:

      Q259252 How to Copy Files and Programs from a CD-ROM to a Hard Disk

2. Insert a Windows Startup disk and restart your computer to a command prompt.
3. At the command prompt, type c:, and then press ENTER.
   
4. Type CD\Windows\Options\Install, and then press ENTER.
5. Type Setup, and then press ENTER. Windows Me Setup starts.
6. Follow the prompts to start Windows Millennium Edition Setup.

Keywords: kberrmsg kbprb kbsetup KB299961

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