Microsoft KB Archive/832633

= FIX: The SqlConnection.Open function generates a ComException error message if the Distributed Transaction Coordinator (DTC) service is restarted or failed over =

Article ID: 832633

Article Last Modified on 4/7/2006

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APPLIES TO


 * Microsoft .NET Framework 1.1

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SYMPTOMS
The SqlConnection.Open function generates the ComException exception with the following result:

hresult = XACT_E_CONNECTION_DOWN (hexadecimal 0x8004D01C, decimal -2147168228)

You experience these symptoms in the following circumstances:
 * SqlConnection.Open is executed in a transactional context
 * Connection pooling is enabled for the connection (the default).
 * The Distributed Transaction Coordinator (DTC) service has been restarted or has failed over.



RESOLUTION
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next .NET Framework service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.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 --  15-Dec-2003 06:57   1.1.4322.981   1,294,336   System.data.dll



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
This hotfix also contains a fix for the issue that is discussed in the following article:

833742 FIX: A ThreadAbortException exception while using an OLE DB .NET data provider causes an access violation

For additional information about various types of software updates, 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

Keywords: kbbug kbfix kbqfe kbnetframe110sp1fix kbnetframe110presp1fix kbhotfixserver KB832633

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