Multithreaded SLI Application May Deadlock within WINSLI32.DLL (214521)

The information in this article applies to:

Microsoft SNA Server 3.0
Microsoft SNA Server 4.0

This article was previously published under Q214521

SYMPTOMS

While handling multiple sessions, a Win32 SLI application may hang unexpectedly while making various SLI calls from different threads of the same process.

CAUSE

A small window exists within the Winsli32.dll that can result in an event deadlock while processing SLI requests from different threads.

RESOLUTION

SNA Server 3.0

To resolve this problem, obtain the latest service pack for SNA Server version 3.0. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

184307 How to Obtain the Latest SNA Server Version 3.0 Service Pack

SNA Server 4.0

File Name	Date	Time
Winsli32.dll

NOTE: Due to file dependencies, the most recent fix that contains the above files may also contain additional files.

STATUS

Microsoft has confirmed this to be a problem in the Microsoft SNA Server 3.0 (including SP1, SP2, SP3) and SNA Server 4.0 (including SP1). This problem was first corrected in SNA Server 3.0 Service Pack 4.

Modification Type:	Major	Last Reviewed:	2/25/2004
Keywords:	kbbug kbfix kbQFE KB214521