Q244145: READFILESCATTER Operation Not Supported by CDFS File System

Article: Q244145
Product(s): Microsoft Windows NT
Version(s): winnt:4.0
Operating System(s): 
Keyword(s): kbWinNT400PreSP7Fix
Last Modified: 08-MAY-2002

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The information in this article applies to:

- Microsoft Windows NT Server version 4.0 
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SYMPTOMS
========

Attempting to use a READFILESCATTER operation to read data from a CD-ROM does
not work, generating the following error message:

  The parameter is incorrect

CAUSE
=====

The READFILESCATTER operation is not supported by the CDFS file system

RESOLUTION
==========

A supported fix is now available from Microsoft, but it is only intended to
correct the problem described in this article and should be applied only to
systems experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the
fix. For a complete list of Microsoft Product Support Services phone numbers and
information on support costs, please go to the following address on the World
Wide Web:

  http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

NOTE: In special cases, charges that are normally incurred for support calls may
be canceled, if a Microsoft Support Professional determines that a specific
update will resolve your problem. Normal support costs will apply to additional
support questions and issues that do not qualify for the specific update in
question.

The English-language version of this fix should have the following file
attributes or later:

  Date      Time                 Size    File name     Platform
  -------------------------------------------------------------
  10/15/99  6:49pm               931,712 Ntoskrnl.exe  x86  
  10/15/99  6:50pm               951,872 Ntkrnlmp.exe  x86
  10/15/99  6:47pm             1,379,584 Ntoskrnl.exe  alpha
  10/15/99  6:48pm             1,407,808 Ntkrnlmp.exe  alpha



STATUS
======

Microsoft has confirmed this to be a problem in Windows NT 4.0.


Additional query words: sql cdfs.sys cd rom ntreadfilescatter

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Keywords          : kbWinNT400PreSP7Fix 
Technology        : kbWinNTsearch kbWinNT400search kbWinNTSsearch kbWinNTS400search kbWinNTS400
Version           : winnt:4.0
Hardware          : ALPHA x86
Issue type        : kbbug
Solution Type     : kbfix

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