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When you install Microsoft Windows on a computer that has the Linux operating system installed, Windows may overwrite or deactivate the Linux boot manager (LILO, or Linux Loader). As a result, you can no longer access the Linux operating sy

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Microsoft Knowledge Base Article

This article contents is Microsoft Copyrighted material.
©2005-©2007 Microsoft Corporation. All rights reserved. Terms of Use | Trademarks

Article ID: 126671 - Last Review: January 19, 2007 - Revision: 1.3

Windows Overwrites Linux Boot Manager

System TipThis article applies to a different version of Windows than the one you are using. Content in this article may not be relevant to you. Visit the Windows Vista Solution Center
This article was previously published under Q126671

SYMPTOMS

When you install Microsoft Windows on a computer that has the Linux operating system installed, Windows may overwrite or deactivate the Linux boot manager (LILO, or Linux Loader). As a result, you can no longer access the Linux operating system.

CAUSE

The Linux boot manager (LILO) can be installed in two ways. It can be installed to the hard disk's Master Boot Record (MBR), or to the root directory or superblock (in Linux terminology) of the Linux partition. A superblock installation means that the Linux partition should be the active partition. Windows Setup makes the primary MS-DOS partition in which it is installed the active partition, causing LILO to be bypassed.

If LILO is installed in the MBR, it is overwritten by Windows Setup.

RESOLUTION

To correct this problem, use one of the following methods:

  • If LILO was installed to the MBR, follow these steps:

    1. Restart the computer using a bootable Linux floppy disk.
    2. Run the LILOCONFIG program from the floppy drive.
  • If LILO was installed to the superblock, use the FDISK command to activate the Linux partition.

MORE INFORMATION

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

APPLIES TO
  • Microsoft Windows 95
  • Microsoft Windows 98 Standard Edition
  • Microsoft Windows Millennium Edition
  • Microsoft Windows 98 Second Edition
Keywords: 
kb3rdparty kbdiskmemory kbprb kbsetup KB126671
       

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