Article ID: 265514 - View products that this article applies to.
This article was previously published under Q265514
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For additional information about this fix for earlier versions of Outlook, click the article number below to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/237174/EN-US/ )XIMS: IMAPISession::OpenMsgStore Leaks Approximately 40-60 Bytes Per Call
Repeated calls to IMAPISession::OpenMsgStore cause a memory leak even after a corresponding close function.
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.
The store provider .dll file has been corrected to release the memory that is allocated by the critical section
To resolve this problem, obtain the latest service pack for Exchange Server 5.5. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/191014/EN-US/ )XGEN: How to Obtain the Latest Exchange Server 5.5 Service Pack
Microsoft has confirmed that this is a problem in Microsoft Exchange Server version 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 4.