Q83482: Windows 3.0 Files May Cause Windows 3.1 Boot Errors

Article: Q83482
Product(s): Microsoft Windows 95.x Retail Product
Version(s): WINDOWS:3.0,3.0a,3.1,3.11
Operating System(s): 
Keyword(s): 
Last Modified: 02-OCT-1999

-------------------------------------------------------------------------------
The information in this article applies to:

- Microsoft Windows versions 3.0, 3.0a, 3.1, 3.11 
-------------------------------------------------------------------------------

SUMMARY
=======

If the Windows 3.0 version of KRNL386.EXE and/or DOSX.EXE are present in the
Windows directory after you upgrade to the Microsoft Windows operating system
version 3.1, the following error messages may occur.

Error:

  Enhanced Mode Error Message

  KRNL386: Unable to enter Protected Mode

CAUSE:

The KRNL386.EXE (Windows 3.0) file is in the Windows 3.1 directory.

Error:

  STANDARD MODE Error Messages

  Standard Mode: Fault outside of MS-DOS Extender. EC=0344 CS=031F IP=85E2
  AX=001D BX=0005 CX=1800 DX=155F SI=0178 DI=0178 BP=016E DS=027F ES=027F
  SS=027F SP=0166

Cause:

  The KRNL386.EXE (Windows 3.0) file is in the Windows directory. (The values
  of address registers in the memory dump may be different each time.)

Error:

  Cannot run Windows in standard mode;

  Check to ensure you are not running other protected-mode software, or run in
  real mode.

Cause:

  The DOSX.EXE (Windows 3.0) file is in the Windows directory.

MORE INFORMATION
================

To correct this situation delete or rename these files from the Windows 3.1
Windows directory.

Note: There may be other Windows 3.0 files that could have a similar effect on
Windows 3.1 if they are present.

For more information, query on the following words in the Microsoft Knowledge
Base:

  win31 and 386 and enhanced and fault


KBCategory: kbenv kberrmsg
KBSubcategory: win30 win31 winmem

Additional query words: 3.10 msdos

======================================================================
Keywords          :  
Technology        : kbWin3xSearch kbZNotKeyword3 kbWin300 kbWin300a kbWin310 kbWin311
Version           : WINDOWS:3.0,3.0a,3.1,3.11

=============================================================================

THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY.

Copyright Microsoft Corporation 1986-2002.