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FIX: You receive an application fault in Windows Management Instrumentation

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Symptoms

In a highly stressed environment where Windows Management Instrumentation (WMI) is used by multiple applications (including Host Integration Server 2000), you may experience an application fault in WMI that points to WmiSna.dll. A Dr. Watson log file may show an entry that is similar to the following:
FramePtr ReturnAd Param#1  Param#2  Param#3  Param#4  Function Name
0096FD70 65385FF0 00000001 77B2C650 00143B00 00000001 <nosymbols> 
0096FEDC 77ABA61B 001382D8 0096FF78 004148E5 77FB64F4 WmiSna!DllCanUnloadNow 
0096FEE8 004148E5 77FB64F4 00000005 00000003 0096FCDC ole32!CoFreeUnusedLibraries 
0096FF78 00415559 00000074 0012FE60 0096FF94 0041A098 !<nosymbols> 
0096FF88 0041A098 0012FE60 0096FFA4 00419F86 00000001 !<nosymbols> 
0096FF94 00419F86 00000001 00135240 0096FFEC 77DD8943 !<nosymbols> 
0096FFA4 77DD8943 00000001 00135240 0012F85C 77E8B2D8 !<nosymbols> 
0096FFEC 00000000 00000000 00000000 00000000 00000000 advapi32!RegisterServiceCtrlHandlerExA
A user dump file of the WMI service will show a stack that is similiar to the following:
 0:001> kv
ChildEBP RetAddr  Args to Child              
0096fd70 65385ff0 00000001 77b2c650 00145608 0x80101
0096fd94 77abc8e3 00145608 00000000 0096fdac WmiSna!DllCanUnloadNow+0x310 
0096fda4 77abdb91 77a54f90 00000000 00000000 ole32!CClassCache::CDllPathEntry::
CanUnload_rl+0x37
0096fdac 00000000 00000000 77a54f90 00000000 ole32!CClassCache::FreeUnused+0x67

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Resolution

Service pack information

To resolve this problem, obtain the latest service pack for Microsoft Host Integration Server 2000. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
328152� How to obtain the latest service pack for Host Integration Server 2000

Hotfix information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date         Time   Version    Size     File name
   ---------------------------------------------------
   21-Oct-2003  18:54  5.0.0.947  512,272  Snapage.dll
   21-Oct-2003  18:54  5.0.0.947  352,528  Wmisna.dll
Note Because of file dependencies, the most recent hotfix that contains these files may also contain additional files.

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

This problem was corrected in Microsoft Host Integration Server 2000 Service Pack 2.

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Keywords: KB829193, kbhotfixserver, kbqfe, kbhostintegserv2000sp2fix, kbfix, kbbug

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Article Info
Article ID : 829193
Revision : 3
Created on : 10/26/2005
Published on : 10/26/2005
Exists online : False
Views : 370