Microsoft KB Archive/915854

= You receive an error message when you try to uninstall the second named instance of SQL Server 2005 =

Article ID: 915854

Article Last Modified on 4/18/2006

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APPLIES TO


 * Microsoft SQL Server 2005 Enterprise Edition
 * Microsoft SQL Server 2005 Enterprise Edition for Itanium-based Systems
 * Microsoft SQL Server 2005 Standard Edition
 * Microsoft SQL Server 2005 Developer Edition
 * Microsoft Windows Installer 3.1
 * Microsoft Windows Server 2003, Standard Edition (32-bit x86)
 * Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
 * Microsoft Windows XP Service Pack 1
 * Microsoft Windows XP Service Pack 2
 * Microsoft Windows 2000 Service Pack 3
 * Microsoft Windows 2000 Professional Edition
 * Microsoft Windows 2000 Service Pack 3
 * Microsoft Windows 2000 Service Pack 4

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Bug #: 409468 (SQLBUDT)



SYMPTOMS
When you try to uninstall the second named instance of Microsoft SQL Server 2005, you receive the following error message:

Could not open key: UNKNOWN\Installer\Assemblies\D:|Program Files|Microsoft SQL Server|90|Setup Bootstrap|BPA|Repository|YUK1_UPGBLKR|bin|bpa.YUK1_UPGBLKR.dll. Verify that you have sufficient access to that key, or contact your support personnel.

Note The computer has a default instance and two named instances of SQL Server 2005 installed. You uninstall all instances of SQL Server one after another.



CAUSE
This problem may occur when many assemblies are unpublished continuously one after the other.



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

Keywords: kbtshoot kbprb kbsql2005setup KB915854

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