Article ID: 315233 - View products that this article applies to.
This article was previously published under Q315233
For a Microsoft Windows 2000 version of this article, see 249000
When you try to start Microsoft Windows XP in a dual-boot configuration, you may receive the following error message:
Windows XP could not start because the following files were missing or corrupted:
WINDOWS\SYSTEM32\CONFIG\SYSTEM NTLDR MISSING
You can try to repair this file by starting the Windows Setup program from original floppies or boot from CD-ROM.
Select 'r' at first screen to repair
This behavior may occur if the following conditions are true:
To resolve this behavior, replace the Windows XP Ntldr and Ntdetect.com files. Follow these steps:
attrib ntdetect.com -r -s -h
attrib ntldr -r -s -h
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Windows NT 4.0 Service Pack 5 (SP5) or later is required to perform a successful dual-boot operation with Windows XP.
For additional information about how to dual boot your computer with Windows XP, see the following Microsoft article:
306559For additional information, click the following article numbers to view the articles in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/306559/ )How to create a multiple-boot system with Windows XP
(http://support.microsoft.com/kb/119467/ )Creating a boot disk for an NTFS or FAT partition
(http://support.microsoft.com/kb/245808/ )Prompt for choosing hardware profiles even if only one exists
(http://support.microsoft.com/kb/283433/ )Cannot start Windows XP after you install Windows 2000