STOP 0x00000023 FAT_FILE_SYSTEM with Corrupted Floppy Disk (176977)

The information in this article applies to:

Microsoft Windows NT Server 4.0 Terminal Server Edition
Microsoft Windows NT Workstation 4.0
Microsoft Windows NT Server 4.0

This article was previously published under Q176977

SYMPTOMS

A Windows NT 4.0 system may generate the following STOP code when an attempt is made to read a corrupted floppy disk from Windows NT Explorer or My Computer.

STOP 0x00000023 (0x000f00b5, 0xfc4af978, 0xfc4af7b4, 0xfeff4a6b)
FAT_FILE_SYSTEM

NOTE: All of the parameters may not be exactly the same.

CAUSE

The floppy disk has a long file name entry with an invalid ordinal. Windows NT 4.0 Service Pack 3 and earlier did not check for this condition.

RESOLUTION

To work around this problem, do the following:

Run CHKDSK against the corrupted floppy disk from a command prompt before attempting to view the disk contents in Explorer.

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Modification Type:	Minor	Last Reviewed:	9/23/2005
Keywords:	kbHotfixServer kbQFE kbbug kbfix KB176977