FIX: An access violation exception may occur when you use PDH APIs to collect performance data for several instances of SQL Server at the same time

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Article ID: 839096 - View products that this article applies to.
Bug #: 469882 (SQL Server 8.0)
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SYMPTOMS

If you use a program that uses Performance Data Helper (PDH) APIs to collect the performance data of several instances of Microsoft SQL Server 2000 at the same time, an access violation may occur. For example, this problem occurs if you collect performance data from six or more instances of SQL Server. The performance data collection for the instances of SQL Server may also stop. Additionally, you may notice that the following registry key is created and the value of the registry key is set to 1:
HKey_Local_Machine\System\ControlSet001\Services\<InstanceOfSQLServer>\Performance\Disable Performance Counters
Note The registry key is created for all the instances of SQL Server where the performance data is collected.

RESOLUTION

Service pack information

To resolve this problem, obtain the latest service pack for Microsoft SQL Server 2000. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
290211 How to obtain the latest SQL Server 2000 service pack

Hotfix information

The English version of this hotfix has the file attributes (or later) 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
   -------------------------------------------------------------------------------
   31-May-2003  05:15  2000.80.818.0      78,400  Console.exe      
   27-Oct-2003  14:51  2000.80.873.0     315,968  Custtask.dll     
   30-Jan-2004  02:59  2000.80.911.0      33,340  Dbmslpcn.dll     
   24-Apr-2003  12:42                    786,432  Distmdl.ldf
   24-Apr-2003  12:42                  2,359,296  Distmdl.mdf
   29-Jan-2003  12:25                        180  Drop_repl_hotfix.sql
   11-Sep-2003  13:56  2000.80.859.0   1,905,216  Dtspkg.dll       
   26-Aug-2003  06:46  2000.80.854.0     528,960  Dtspump.dll      
   23-Jun-2003  09:10  2000.80.837.0   1,557,052  Dtsui.dll        
   23-Jun-2003  09:10  2000.80.837.0     639,552  Dtswiz.dll       
   23-Apr-2003  13:21                    747,927  Instdist.sql
   02-May-2003  12:26                      1,581  Inst_repl_hotfix.sql
   30-Jan-2004  02:59  2000.80.911.0      90,692  Msgprox.dll      
   31-Mar-2003  12:37                      1,873  Odsole.sql
   30-Jan-2004  02:59  2000.80.911.0      62,024  Odsole70.dll     
   30-Jan-2004  02:59  2000.80.911.0      25,144  Opends60.dll     
   30-Jan-2004  02:59  2000.80.911.0      57,904  Osql.exe         
   02-Apr-2003  09:45  2000.80.797.0     279,104  Pfutil80.dll     
   04-Aug-2003  04:47                    550,780  Procsyst.sql
   11-Sep-2003  11:07                     12,305  Qfe469315.sql
   22-May-2003  09:27                     19,195  Qfe469571.sql
   29-Jan-2004  11:47                  1,090,380  Replmerg.sql
   30-Jan-2004  02:59  2000.80.911.0     221,768  Replprov.dll     
   30-Jan-2004  02:59  2000.80.911.0     307,784  Replrec.dll      
   29-Jan-2004  09:54  2000.80.911.0     159,813  Replres.rll
   05-Sep-2003  10:30                  1,087,150  Replsys.sql
   13-Aug-2003  02:58                    986,603  Repltran.sql
   30-Jan-2004  02:59  2000.80.911.0     287,304  Rinitcom.dll     
   30-Jan-2004  02:59  2000.80.911.0      57,916  Semnt.dll        
   29-Jul-2003  06:43  2000.80.819.0     492,096  Semobj.dll       
   31-May-2003  04:57  2000.80.818.0     172,032  Semobj.rll
   02-Jan-2004  06:12  2000.80.904.0      53,832  Snapshot.exe     
   09-Dec-2003  06:37                    117,834  Sp3_serv_uni.sql
   04-Feb-2004  11:16  2000.80.913.0      28,672  Sqlagent.dll     
   04-Feb-2004  11:17  2000.80.913.0     311,872  Sqlagent.exe     
   19-Feb-2004  04:32  2000.80.916.0     168,001  Sqlakw32.dll     
   11-Mar-2004  15:04  2000.80.923.0      33,344  Sqlctr80.dll     
   30-Jan-2004  02:59  2000.80.911.0   4,215,360  Sqldmo.dll       
   07-Apr-2003  04:14                     25,172  Sqldumper.exe    
   29-Jan-2004  09:47  2000.80.911.0      28,672  Sqlevn70.rll
   05-Mar-2004  03:43  2000.80.922.0     180,792  Sqlmap70.dll     
   02-Sep-2003  13:26  2000.80.857.0     188,992  Sqlmmc.dll       
   02-Sep-2003  09:33  2000.80.857.0     479,232  Sqlmmc.rll
   21-Oct-2003  10:38  2000.80.871.0     401,984  Sqlqry.dll       
   30-Jan-2004  02:59  2000.80.911.0      57,920  Sqlrepss.dll     
   11-Mar-2004  15:05  2000.80.923.0   7,618,641  Sqlservr.exe     
   30-Jan-2004  02:59  2000.80.911.0     590,396  Sqlsort.dll      
   30-Jan-2004  02:59  2000.80.911.0      45,644  Sqlvdi.dll       
   30-Jan-2004  02:59  2000.80.911.0     106,588  Sqsrvres.dll     
   30-Jan-2004  02:59  2000.80.911.0      33,340  Ssmslpcn.dll     
   30-Jan-2004  02:59  2000.80.911.0      82,492  Ssnetlib.dll     
   30-Jan-2004  02:59  2000.80.911.0      25,148  Ssnmpn70.dll     
   27-Oct-2003  14:51  2000.80.873.0     123,456  Stardds.dll      
   30-Jan-2004  02:59  2000.80.911.0     158,240  Svrnetcn.dll     
   30-Jan-2004  02:59  2000.80.911.0      76,416  Svrnetcn.exe     
   30-Apr-2003  10:22  2000.80.816.0      45,132  Ums.dll          
   30-Jan-2004  02:59  2000.80.911.0      98,872  Xpweb70.dll   
   19-Jun-2004  00:52  2000.80.952.0     307,784  Replrec.dll      
   19-Jun-2004  00:52  2000.80.952.0   7,581,777  Sqlservr.exe     
   
Note Because of file dependencies, the most recent hotfix or feature that contains these files may also contain additional files.

STATUS

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

This problem was first corrected in Microsoft SQL Server 2000 Service Pack 4.

MORE INFORMATION

This problem mostly occurs when you use many SQL Server performance counters to collect the performance data of six or more instances of SQL Server. For example, the problem occurs when you use 30 SQL Server performance counters to collect the performance data for each of seven instances of SQL Server.

This problem does not occur when you try to collect the performance data by using the same SQL Server performance counters and the Performance Monitor program (Perfmon.exe). For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

Properties

Article ID: 839096 - Last Review: November 2, 2007 - Revision: 4.2
APPLIES TO
  • Microsoft SQL Server 2000 Developer Edition
  • Microsoft SQL Server 2000 Standard Edition
  • Microsoft SQL Server 2000 Enterprise Edition
  • Microsoft SQL Server 2000 Personal Edition
  • Microsoft SQL Server 2000, Workgroup Edition
  • Microsoft SQL Server 2000 Desktop Engine (Windows)
  • Microsoft SQL Server 2000 Enterprise Edition 64-bit
Keywords: 
kbapi kbperformance kbsqlserv2000presp4fix kbfix kbbug kbhotfixserver kbqfe KB839096

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