Microsoft KB Archive/930283

= FIX: You receive error 1456 when you add a witness to a database mirroring session and the database name is the same as an existing database mirroring session in SQL Server 2005 =

Article ID: 930283

Article Last Modified on 11/20/2007

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APPLIES TO


 * Microsoft SQL Server 2005 Enterprise Edition
 * Microsoft SQL Server 2005 Enterprise X64 Edition
 * Microsoft SQL Server 2005 Enterprise Edition for Itanium-based Systems
 * Microsoft SQL Server 2005 Developer Edition
 * Microsoft SQL Server 2005 Standard Edition
 * Microsoft SQL Server 2005 Standard X64 Edition

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Bug #: 50000663 (SQL Hotfix)



Notice
Microsoft distributes Microsoft SQL Server 2005 fixes as one downloadable file. Because the fixes are cumulative, each new release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2005 fix release.



SUMMARY
This article describes the following about this hotfix release:


 * The issues that are fixed by this hotfix package
 * The prerequisites for installing the hotfix package
 * Information about whether you must restart the computer after you install the hotfix package
 * Information about whether the hotfix package is replaced by any other hotfix package
 * Information about whether you must make any registry changes
 * The files that are contained in the hotfix package



SYMPTOMS
You have a database mirroring session in SQL Server 2005. The database name of the new database mirroring session is the same as an existing database mirroring session for which the witness server is either a witness or a partner server. When you add a witness to the new database mirroring session, you receive error 1456, and the witness is not added to the new database mirroring session.



Hotfix information
A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

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

Prerequisites
You have Microsoft SQL Server 2005 Service Pack 1 (SP1) installed to apply this hotfix.

For more information about how to obtain SQL Server 2005 Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:

913089 How to obtain the latest service pack for SQL Server 2005

Restart information
You do not have to restart the computer after you apply this hotfix. However, you must restart the SQL Server service after you apply this hotfix. To do this, follow these steps:
 * 1) Click Start, click All Programs, click Microsoft SQL Server 2005, click Configuration Tools, and then click SQL Server Configuration Manager.
 * 2) Click SQL Server 2005 Services, right-click SQL Server , and then click Restart.

Registry information
You do not have to change the registry.

Hotfix file information
This hotfix contains only those files that are required to correct the issues that this article lists. This hotfix may not contain of all the files that you must have to fully update a product to the latest build.

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 item in Control Panel.

SQL Server 2005 64-bit version
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 &quot;Applies to&quot; section.



MORE INFORMATION
You can run a witness server in Microsoft SQL Server 2005 Express Edition, and SQL Server 2005 Express Edition does not require a SQL Server 2005 license. Therefore, use multiple witness instances when you use SQL Server 2005 Express Edition.

For more information about the terminology that Microsoft uses when it corrects software after the software is released, 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

For more information about database mirroring in SQL Server 2005, visit the following Microsoft Web site:

http://www.microsoft.com/technet/prodtechnol/sql/2005/dbmirror.mspx

Additional query words: alter DBM

Keywords: kbbug kbfix kbqfe kbhotfixserver KB930283

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