Exchange Server 2010 Admin Tools are already installed
[This topic is intended to address a specific issue called out by the Exchange Server Analyzer Tool. You should apply it only to systems that have had the Exchange Server Analyzer Tool run against them and are experiencing that specific issue. The Exchange Server Analyzer Tool, available as a free download, remotely collects configuration data from each server in the topology and automatically analyzes the data. The resulting report details important configuration issues, potential problems, and nondefault product settings. By following these recommendations, you can achieve better performance, scalability, reliability, and uptime. For more information about the tool or to download the latest versions, see "Microsoft Exchange Analyzers" at http://go.microsoft.com/fwlink/?linkid=34707.]
Topic Last Modified: 2009-07-01
During the installation of Microsoft Exchange Server 2007 Service Pack 2, the Microsoft Exchange Analyzer Tool determines whether the Exchange Server 2010 Admin Tools are already installed.
If Exchange Analyzer determines that the Exchange 2010 Admin Tools are already installed on the computer, Exchange Analyzer generates the following error message:
Exchange Server 2010 Admin Tools are already installed on this computer. The installation of an Exchange Server 2007 Service Pack 2 (SP2) role is not supported.
To resolve this issue, you must remove the Exchange Server 2010 Admin Tools and then install the Exchange Admin Tools in the following order:
Exchange 2007 Admin Tools.
Exchange 2010 Admin Tools.