Windows NT LDAP Connections Remain Open After LDAP Query

ID: Q216703

The information in this article applies to:

Microsoft Windows NT Server version 4.0
Microsoft Windows 98
Microsoft Windows 95

SYMPTOMS

When using either Outlook Express or Outlook in Internet Only mode, network connections to an LDAP server are not closed after a "Find People" search. This results in an excessive number of connections being opened on the server.

RESOLUTION

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/

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://www.microsoft.com/support/supportnet/overview/overview.asp

NOTE: If this product was already installed on your computer when you purchased it from the Original Equipment Manufacturer (OEM) and you need this fix, please call the Pay Per Incident number listed on the above Web site. If you contact Microsoft to obtain this fix, a fee may be charged. This fee is refundable if it is determined that you only require the fix you requested. However, this fee is non-refundable if you request additional technical support, if your no-charge technical support period has expired, or if you are not eligible for standard no-charge technical support.

For more information about eligibility for no-charge technical support, see the following article in the Microsoft Knowledge Base:

Q154871 Determining If You Are Eligible for No-Charge Technical Support

STATUS

Microsoft has confirmed this to be a problem in Windows NT 4.0. This problem was first corrected in Windows NT version 4.0 Service Pack 5.

MORE INFORMATION

With the Wldap32.dll fix applied, each search concludes with an unbind and the connections are closed.

Additional query words: ack fin TCP IP Lightweight Directory Access Protocol 4.00

Keywords : kbbug4.00 kbfix4.00 nt4sp5fix
Version : WINDOWS:95; winnt:4.0
Platform : WINDOWS winnt
Issue type : kbbug