When you try to run the Chkdsk.exe program on a Microsoft Windows NT 4.0 Service Pack 4-based computer, and you use a volume that is formatted by the NTFS file system, the Chkdsk.exe program does not run as expected.

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When you apply Service Pack 4 (SP4) to Windows NT 4.0, NTFS is upgraded to the version of NTFS that is used in Microsoft Windows 2000 and in later versions of Windows. However, the version of the Chkdsk.exe program in Windows NT 4.0 cannot run correctly on this version of NTFS.

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A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

Windows NT Server 4.0

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   05-Aug-2004  12:13  4.0.1381.7295     564,496  Autochk.exe      
   05-Aug-2004  12:13  4.0.1381.7295      34,576  Chkdsk.exe       
   05-Aug-2004  12:13  4.0.1381.7295      16,144  Fmifs.dll        
   05-Aug-2004  12:13  4.0.1381.7295     550,672  Untfs2.dll

				

Windows NT Workstation 4.0

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   05-Aug-2004  12:13  4.0.1381.7295     564,496  Autochk.exe      
   05-Aug-2004  12:13  4.0.1381.7295      34,576  Chkdsk.exe       
   05-Aug-2004  12:13  4.0.1381.7295      16,144  Fmifs.dll        
   05-Aug-2004  12:13  4.0.1381.7295     550,672  Untfs2.dll

Note Because of file dependencies, this hotfix requires Windows NT 4.0 SP 6a.

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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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