DOCUMENT:Q214521  08-MAY-2002  [sna]
TITLE   :Multithreaded SLI Application May Deadlock within WINSLI32.DLL
PRODUCT :Microsoft SNA Server
PROD/VER:WINDOWS:3.0,3.0SP1,3.0SP2,3.0SP3,4.0,4.0SP1
OPER/SYS:
KEYWORDS:

======================================================================
-------------------------------------------------------------------------------
The information in this article applies to:

 - Microsoft SNA Server, versions 3.0, 3.0SP1, 3.0SP2, 3.0SP3, 4.0, 4.0SP1 
-------------------------------------------------------------------------------

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, please see the following article in the
Microsoft Knowledge Base:

   Q184307 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.

Additional query words:

======================================================================
Keywords          :  
Technology        : kbAudDeveloper kbSNAServSearch kbSNAServ300 kbSNAServ400
Version           : WINDOWS:3.0,3.0SP1,3.0SP2,3.0SP3,4.0,4.0SP1
Issue type        : kbbug
Solution Type     : kbfix

=============================================================================

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