Error Message Installing Windows 2000 on Hard Disk Formatted with HPFS

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This article was previously published under Q226081

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SYMPTOMS

When you are installing Windows 2000 on a computer that has OS/2 installed on a hard disk formatted with the HPFS file system, you may receive the following error message:

Disk error

Windows 2000 is installed on a drive formatted with the OS/2 File System (HPFS). Windows 2000 does not support this file system. You must convert this drive to the Windows 2000 File System (NTFS) before upgrading.

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CAUSE

HPFS is not a supported file system in Windows 2000. During Windows 2000 Setup, if you format the existing partition without deleting the partition first, you receive the error message.

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