Error Message After Upgrading Windows NT for Second Processor

ID: Q174623

The information in this article applies to:

Microsoft Windows NT Workstation version 4.0
Microsoft Windows NT Server version 4.0
Microsoft Windows NT Server, Enterprise Edition version 4.0

SYMPTOMS

After you upgrade Windows NT to support a second processor, you may receive either of the following error messages:

If the Operating System is on a FAT partition, you receive the following error message:

Windows NT could not start because the following file is
corrupt:%winnt%\system32\drivers\fastfat.sys

If the Operating System is on an NTFS partition:

Windows NT could not start because the following file is
corrupt:%winnt%\system32\drivers\ntfs.sys.

CAUSE

This behavior can be caused by a file mismatch between the files from Windows NT and those from an installed Service Pack.

RESOLUTION

To resolve this issue, use one of the following methods:

If You Have Not Yet Restarted After the Upgrade

Reapply the latest Service Pack before you restart the computer.

If You Have Already Restarted After the Upgrade

For information about resolving this issue, see the following article in the Microsoft Knowledge Base for information about which files to replace:

ARTICLE-ID: Q156358
TITLE : How to Manually Add Support for a Second Processor

Additional query words: hal.dll

Keywords : kbenv kberrmsg ntreskit
Version : WINNT:4.0
Platform : winnt
Issue type : kbprb