DOCUMENT:Q237174  13-NOV-2000  [exchange]
TITLE   :XIMS: IMAPISession::OpenMsgStore Leaks Approximately 40-60 Bytes
PRODUCT :Microsoft Exchange
PROD/VER:WINDOWS:; winnt:5.5
OPER/SYS:
KEYWORDS:exc55 kbExchange550preSP4fix kbExchange550sp4Fix

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The information in this article applies to:

 - Microsoft Exchange Server, version 5.5 
 - MAPI 
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SYMPTOMS
========

Repeated calls to IMAPISession::OpenMsgStore cause a memory leak even after a
corresponding close function.

CAUSE
=====

An internal object is being constructed that in turn creates a critical section.
When the object is destroyed, the corresponding critical section is not
destroyed, resulting in a memory leak.

RESOLUTION
==========

To resolve this problem, obtain the latest service pack for Exchange Server 5.5.
For additional information, please see the following article in the Microsoft
Knowledge Base:

   Q191014 XGEN: How to Obtain the latest Exchange Server 5.5 Service Pack


STATUS
======

Microsoft has confirmed this to be a problem in Microsoft Exchange Server
version 5.5. This problem was first corrected in Exchange Server 5.5 Service
Pack 4.

Additional query words:

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Keywords          : exc55 kbExchange550preSP4fix kbExchange550sp4Fix 
Component         : MDB
Technology        : kbAudDeveloper kbCDOsearch kbMAPISearch kbExchangeSearch kbExchange550 kbZNotKeyword2 kbMAPIExt
Version           : WINDOWS:; winnt:5.5
Issue type        : kbbug
Solution Type     : kbfix

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