FIX: The MSDTC proxy becomes unstable and does not enlist in transactions when the MSDTC proxy logs lots of TM_DOWN event notifications in Windows Server 2003

Support for Windows Server 2003 ended on July 14, 2015

Microsoft ended support for Windows Server 2003 on July 14, 2015. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

This article has been archived. It is offered "as is" and will no longer be updated.
Symptoms
When the Microsoft Distributed Transaction Coordinator (MSDTC) proxy logs lots of TM_DOWN events in the event log, you may experience the following behavior:
  • The MSDTC proxy becomes unstable.
  • The MSDTC proxy does not enlist in transactions.
  • An XACT_E_CONNECTION_DOWN error occurs.
Cause
This behavior occurs if one of the following conditions is true:
  • The MSDTC service is restarting.
  • Network packets are dropped or corrupted. Or, the network adaptor is bad, or you use incorrect drivers.
Resolution

Service pack information

To resolve this problem, obtain the latest service pack for Windows Server 2003. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
889100 How to obtain the latest service pack for Windows Server 2003

Hotfix rollup package information

This problem is fixed in the COM+ hotfix rollup package.For more information, click the following article number to view the article in the Microsoft Knowledge Base:
897667 Availability of Windows Server 2003 Post-Service Pack 1 COM+ Hotfix Rollup Package 6

Hotfix information

Prerequisites

You must have Windows Server 2003 SP1 installed.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File 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.
Windows Server 2003 32-bit versions
   Date         Time   Version          Size       File name   ------------------------------------------------------------   13-Jun-2005  19:19  2001.12.4720.34    263,680  Catsrv.dll          13-Jun-2005  19:19  2001.12.4720.34    587,264  Catsrvut.dll        13-Jun-2005  19:19  2001.12.4720.34     98,304  Clbcatex.dll        13-Jun-2005  19:19  2001.12.4720.34    493,056  Clbcatq.dll         13-Jun-2005  19:19  2001.12.4720.34     58,880  Colbact.dll         13-Jun-2005  19:19  2001.12.4720.34    189,440  Comadmin.dll        13-Jun-2005  19:19  2001.12.4720.34     86,528  Comrepl.dll         13-Jun-2005  19:19  2001.12.4720.34  1,206,784  Comsvcs.dll         13-Jun-2005  19:19  2001.12.4720.34    566,272  Comuid.dll          13-Jun-2005  19:19  2001.12.4720.34    226,816  Es.dll              13-Jun-2005  19:19  2001.12.4720.34    446,464  Msdtcprx.dll        13-Jun-2005  19:19  2001.12.4720.34    973,824  Msdtctm.dll         13-Jun-2005  19:19  2001.12.4720.34    161,280  Msdtcuiu.dll        13-Jun-2005  19:19  2001.12.4720.34     76,288  Mtxclu.dll          13-Jun-2005  19:19  2001.12.4720.34     18,944  Mtxdm.dll           13-Jun-2005  19:19  2001.12.4720.34    109,056  Mtxoci.dll          13-Jun-2005  19:19  5.2.3790.346     1,193,984  Ole32.dll           13-Jun-2005  19:19  5.2.3790.346        72,192  Olecli32.dll        13-Jun-2005  19:19  5.2.3790.346        36,352  Olecnv32.dll        16-Mar-2004  03:17  5.2.3790.141        26,112  Rpcproxy.dll        16-Mar-2004  03:17  5.2.3790.141       659,968  Rpcrt4.dll          13-Jun-2005  19:20  5.2.3790.346       295,424  Rpcss.dll           13-Jun-2005  19:20  2001.12.4720.34     94,720  Txflog.dll       
Windows Server 2003, 64-bit version
   Date         Time   Version          Size       File name      Platform   -----------------------------------------------------------------------   13-Jun-2005  19:56  2001.12.4720.24    427,008  Catsrv.dll     x64   13-Jun-2005  19:56  2001.12.4720.24  1,089,536  Catsrvut.dll   x64   13-Jun-2005  19:56  2001.12.4720.24    175,104  Clbcatex.dll   x64   13-Jun-2005  19:56  2001.12.4720.24    886,784  Clbcatq.dll    x64   13-Jun-2005  19:56  2001.12.4720.24    101,376  Colbact.dll    x64   13-Jun-2005  19:56  2001.12.4720.24    289,280  Comadmin.dll   x64   13-Jun-2005  19:56  2001.12.4720.24    188,928  Comrepl.dll    x64   13-Jun-2005  19:56  2001.12.4720.24  2,190,336  Comsvcs.dll    x64   13-Jun-2005  19:56  2001.12.4720.24  1,478,144  Comuid.dll     x64   13-Jun-2005  19:56  2001.12.4720.24    365,568  Es.dll         x64   13-Jun-2005  19:56  2001.12.4720.24    825,344  Msdtcprx.dll   x64   13-Jun-2005  19:56  2001.12.4720.24  2,073,088  Msdtctm.dll    x64   13-Jun-2005  19:56  2001.12.4720.24    291,328  Msdtcuiu.dll   x64   13-Jun-2005  19:56  2001.12.4720.24    144,896  Mtxclu.dll     x64   13-Jun-2005  19:56  2001.12.4720.24     30,208  Mtxdm.dll      x64   13-Jun-2005  19:56  2001.12.4720.24    175,104  Mtxoci.dll     x64   13-Jun-2005  19:56  5.2.3790.2463    2,544,640  Ole32.dll      x64   13-Jun-2005  19:56  5.2.3790.2463      131,584  Olecli32.dll   x64   13-Jun-2005  19:56  5.2.3790.2463       56,832  Olecnv32.dll   x64   13-Jun-2005  19:56  5.2.3790.2463      688,640  Rpcss.dll      x64   13-Jun-2005  19:56  2001.12.4720.24    179,200  Txflog.dll     x64   13-Jun-2005  19:56  2001.12.4720.24    279,040  Wcatsrv.dll    x86   13-Jun-2005  19:56  2001.12.4720.24    622,080  Wcatsrvut.dll  x86   13-Jun-2005  19:56  2001.12.4720.24    104,960  Wclbcatex.dll  x86   13-Jun-2005  19:56  2001.12.4720.24    516,096  Wclbcatq.dll   x86   13-Jun-2005  19:56  2001.12.4720.24     60,928  Wcolbact.dll   x86   13-Jun-2005  19:56  2001.12.4720.24    197,120  Wcomadmin.dll  x86   13-Jun-2005  19:56  2001.12.4720.24  1,267,712  Wcomsvcs.dll   x86   13-Jun-2005  19:56  2001.12.4720.24    596,480  Wcomuid.dll    x86   13-Jun-2005  19:56  2001.12.4720.24    238,592  Wes.dll        x86   13-Jun-2005  19:56  2001.12.4720.24    466,944  Wmsdtcprx.dll  x86   13-Jun-2005  19:56  2001.12.4720.24    165,888  Wmsdtcuiu.dll  x86   13-Jun-2005  19:56  2001.12.4720.24     78,848  Wmtxclu.dll    x86   13-Jun-2005  19:56  2001.12.4720.24     20,992  Wmtxdm.dll     x86   13-Jun-2005  19:56  2001.12.4720.24    111,104  Wmtxoci.dll    x86   13-Jun-2005  19:56  5.2.3790.2463    1,245,696  Wole32.dll     x86   13-Jun-2005  19:56  5.2.3790.2463       75,776  Wolecli32.dll      13-Jun-2005  19:56  5.2.3790.2463       38,912  Wolecnv32.dll  x86   13-Jun-2005  19:56  2001.12.4720.24     98,816  Wtxflog.dll    x86
Windows Server 2003 Itanium-based Editions
   Date         Time   Version          Size       File name      Platform   -----------------------------------------------------------------------   13-Jun-2005  19:57  2001.12.4720.34    641,536  Catsrv.dll     IA-64   13-Jun-2005  19:57  2001.12.4720.34  1,568,256  Catsrvut.dll   IA-64   13-Jun-2005  19:57  2001.12.4720.34    263,680  Clbcatex.dll   IA-64   13-Jun-2005  19:57  2001.12.4720.34  1,294,848  Clbcatq.dll    IA-64   13-Jun-2005  19:57  2001.12.4720.34    180,224  Colbact.dll    IA-64   13-Jun-2005  19:57  2001.12.4720.34    412,160  Comadmin.dll   IA-64   13-Jun-2005  19:57  2001.12.4720.34    275,456  Comrepl.dll    IA-64   13-Jun-2005  19:57  2001.12.4720.34  3,142,144  Comsvcs.dll    IA-64   13-Jun-2005  19:57  2001.12.4720.34  1,873,408  Comuid.dll     IA-64   13-Jun-2005  19:57  2001.12.4720.34    654,336  Es.dll         IA-64   13-Jun-2005  19:57  2001.12.4720.34  1,311,232  Msdtcprx.dll   IA-64   13-Jun-2005  19:57  2001.12.4720.34  3,171,840  Msdtctm.dll    IA-64   13-Jun-2005  19:57  2001.12.4720.34    463,360  Msdtcuiu.dll   IA-64   13-Jun-2005  19:57  2001.12.4720.34    203,776  Mtxclu.dll     IA-64   13-Jun-2005  19:57  2001.12.4720.34     45,568  Mtxdm.dll      IA-64   13-Jun-2005  19:57  2001.12.4720.34    320,000  Mtxoci.dll     IA-64   13-Jun-2005  19:57  5.2.3790.346     3,582,976  Ole32.dll      IA-64   13-Jun-2005  19:57  5.2.3790.346       223,744  Olecli32.dll   IA-64   13-Jun-2005  19:57  5.2.3790.346        89,088  Olecnv32.dll   IA-64   13-Jun-2005  19:57  5.2.3790.141        73,216  Rpcproxy.dll   IA-64   13-Jun-2005  19:57  5.2.3790.141     2,150,400  Rpcrt4.dll     IA-64   13-Jun-2005  19:57  5.2.3790.346       689,664  Rpcss.dll      IA-64   13-Jun-2005  19:57  2001.12.4720.34    280,064  Txflog.dll     IA-64   13-Jun-2005  19:57  2001.12.4720.34    263,680  Wcatsrv.dll    x86   13-Jun-2005  19:57  2001.12.4720.34    587,264  Wcatsrvut.dll  x86   13-Jun-2005  19:57  2001.12.4720.34     98,304  Wclbcatex.dll  x86   13-Jun-2005  19:57  2001.12.4720.34    493,056  Wclbcatq.dll   x86   13-Jun-2005  19:57  2001.12.4720.34     58,880  Wcolbact.dll   x86   13-Jun-2005  19:57  2001.12.4720.34    189,440  Wcomadmin.dll  x86   13-Jun-2005  19:57  2001.12.4720.34  1,206,784  Wcomsvcs.dll   x86   13-Jun-2005  19:57  2001.12.4720.34    226,816  Wes.dll        x86   13-Jun-2005  19:57  2001.12.4720.34    446,464  Wmsdtcprx.dll  x86   13-Jun-2005  19:57  2001.12.4720.34    161,280  Wmsdtcuiu.dll  x86   13-Jun-2005  19:57  2001.12.4720.34     76,288  Wmtxclu.dll    x86   13-Jun-2005  19:57  2001.12.4720.34     18,944  Wmtxdm.dll     x86   13-Jun-2005  19:57  2001.12.4720.34    109,056  Wmtxoci.dll    x86   13-Jun-2005  19:57  5.2.3790.346     1,193,984  Wole32.dll     x86   13-Jun-2005  19:57  5.2.3790.346        72,192  Wolecli32.dll  x86   13-Jun-2005  19:57  5.2.3790.346        36,352  Wolecnv32.dll  x86   13-Jun-2005  19:57  5.2.3790.141        26,112  Wrpcproxy.dll  x86   13-Jun-2005  19:57  5.2.3790.141       544,256  Wrpcrt4.dll    x86   13-Jun-2005  19:57  2001.12.4720.34     94,720  Wtxflog.dll    x86
Workaround
To work around this problem, reinitialize the MSDTC proxy by restarting the MSDTC service.
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 Windows Server 2003 Service Pack 2.
More information
For more 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
adapter
Properties

Article ID: 897253 - Last Review: 01/16/2015 01:39:07 - Revision: 5.0

Microsoft Windows Server 2003, Standard Edition (32-bit x86), Microsoft Windows Server 2003, Web Edition, Microsoft Windows Server 2003, Enterprise Edition (32-bit x86), Microsoft Windows Server 2003, Datacenter Edition (32-bit x86), Microsoft Windows Server 2003, Standard x64 Edition, Microsoft Windows Server 2003, Datacenter x64 Edition, Microsoft Windows Server 2003, Enterprise x64 Edition, Microsoft Windows Server 2003, Datacenter Edition for Itanium-Based Systems, Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems

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