Microsoft KB Archive/84992

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UMBFILES.COM and Windows Err Msg: Unsupported MS-DOS Version

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Q84992

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The information in this article applies to:


 * Microsoft Windows versions 3.1, 3.11

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SYMPTOMS
When running Windows version 3.1 in 386 enhanced mode, you may receive the following error message:

Error: Unsupported MS-DOS Version.

You may also receive the following error message when installing Windows 3.1 using the SETUP /N option.

Incorrect ms-dos version

CAUSE
These error messages occur if the PC Magazine utility UMBFILES.COM is being loaded into memory. UMBFILES.COM is a PC Magazine utility dated 11/26/91. It allows you to load the MS-DOS file handles into the upper memory area (UMA). This utility is incompatible with Microsoft Windows operating system version 3.1 in 386 enhance mode.

The products included here are manufactured by vendors independent of Microsoft; we make no warranty, implied or otherwise, regarding these products' performance or reliability.

Additional query words: err msg 3.10 3.11 3rdparty QEMM LoadHigh Files Novell LH

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Issue type :

Technology : kbWin3xSearch kbWin310 kbWin311