Article ID: 820452 - View products that this article applies to.
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IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/256986/EN-US/ )Description of the Microsoft Windows Registry
If you remove Application Center 2000 Service Pack 1 (SP1) according to the instructions in the Readme file, and then you install Application Center Service Pack 2 (SP2), you may receive the following error message:
You receive this error while installing SP2, during the Microsoft SQL Server 2000 Desktop Engine (MSDE) installation phase.
Internal Error 25011. 0x00000102, The wait operation timed out.
The Ac_setup.log in the Winnt folder will contain entries similar to the following:
A Database Monitor trace will contain the following:
This problem occurs because the installation of the QFE813058.exe update (MSDE SP2) on SP1 integrated installations may not be completely removed. This incorrect removal of SP1 prevents installation of MSDE SP3a (SP3a is included with SP2.
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk. To resolve this problem, follow these steps:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.