DOCUMENT:Q241210  20-MAY-2002  [winnt]
TITLE   :Drive List Shows Only Program Drive in 16-Bit or 32-Bit Program
PRODUCT :Microsoft Windows NT
PROD/VER:winnt:4.0 SP4,4.0 SP5
OPER/SYS:
KEYWORDS:kbinterop kbWinNT4sp6fix

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The information in this article applies to:

 - Microsoft Windows NT Server version 4.0, Terminal Server Edition 
 - Microsoft Windows NT Server versions 4.0 SP4, 4.0 SP5 
 - Microsoft Windows NT Workstation versions 4.0 SP4, 4.0 SP5 
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SYMPTOMS
========

On a computer running Microsoft Windows NT 4.0 Service Pack 4 or Service Pack 5,
when you attempt to open a file you may be able to see only the drive of the
program you are running in the Open box in the following program types:

 - 16-bit programs that uses the common dialog box

 - 32-bit programs that uses the old-style user interface instead of the new
   Windows NT Explorer-style user interface

CAUSE
=====

This behavior can occur if the network adapter and network protocols are not
installed or disabled. Without a network loaded, WNetOpenEnum does not succeed
at the beginning of the GetNetDrives function, the function exits, and the drive
list is never initialized.

RESOLUTION
==========

Windows NT Server or Workstation 4.0
------------------------------------

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the
individual software update. For information on obtaining the latest service
pack, please go to:

 - http://www.microsoft.com/Windows/ServicePacks/

-or-

 - Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

For information on obtaining the individual software update, contact Microsoft
Product Support Services. 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


Windows NT Server 4.0, Terminal Server Edition
----------------------------------------------

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

   Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack


STATUS
======

Microsoft has confirmed this to be a problem in Windows NT 4.0 and Windows NT
Server 4.0, Terminal Server Edition.

This problem was first corrected in Windows NT Server 4.0 Service Pack 6 and
Windows NT Server 4.0, Terminal Server Edition Service Pack 6.

Additional query words:

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Keywords          : kbinterop kbWinNT4sp6fix 
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNTW400search kbWinNT400search kbWinNTW400sp5 kbWinNTW400sp4 kbWinNTSsearch kbWinNTS400sp5 kbWinNTS400sp4 kbWinNTS400search kbNTTermServ400 kbNTTermServSearch
Version           : winnt:4.0 SP4,4.0 SP5
Issue type        : kbbug
Solution Type     : kbfix

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Copyright Microsoft Corporation 2002.