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When you try to install Microsoft Exchange Server 2007 Service Pack 2 (SP2) on a Windows Small Business Server 2008-based computer, the service pack Setup program will not start.
This problem occurs when you run Exchange Server 2007 SP2 Setup because the Exchange Best Practice Analyzer detects the server as Small Business Server 2008 and will not allow for the service pack to install.
Microsoft has released the Exchange Server 2007 Service Pack 2 Installation Tool for Windows Small Business Server 2008. This tool automates the installation of Exchange Server 2007 Service Pack 2 on Windows Small Business Server 2008.
For more information about this tool, click the following article number to view the article in the Microsoft Knowledge Base:
974271We recommend that you use this tool to automatically install Exchange Server 2007 Service Pack 2. If you still want to manually install Exchange Server 2007 Service Pack 2, see the "How to manually install Exchange Server 2007 Service Pack 2" section.
(http://support.microsoft.com/kb/974271/ )Description of the Microsoft Exchange Server 2007 Service Pack 2 Installation Tool for Windows Small Business Server 2008
How to manually install Exchange Server 2007 Service Pack 2You must first create the following E12SP2READY registry value, and then you must install Exchange Server 2007 SP2:
Note We recommend that before you create the registry key and run Exchange Server 2007 SP2 Setup, you read this complete article to understand all the known issues that may occur after you install Exchange Server 2007 SP2. There are some manual steps that you will have to perform to install the service pack and to make sure all the services work correctly after the service pack setup is complete. Additionally, the Exchange Server 2007 SP2 installation will disable the Web services on the server. You cannot install the service pack while you are connected to the server by using remote Web workplace or the Terminal Services Gateway service. You can install it remotely while you are connected by using remote desktop or by using any other method that does not rely on the Web services.
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756To create the E12SP2READY registry value, follow these steps:
(http://support.microsoft.com/kb/322756/ )How to back up and restore the registry in Windows
Important If Forefront Security for Exchange is installed on the server, you will receive the following error message during the Readiness check:
When you receive this error message, follow these steps to disable Forefront Security for Exchange:
Setup has detected that Forefront Security for Exchange Server is running on this server and has to be disabled before Exchange Server 2007 is upgraded.
After the service pack setup is complete, you must enable Forefront Security for Exchange if you disabled it. To do this, follow these steps:
Exchange Server 2007 does not workTo resolve this issue, restart the computer or start the following services manually:
The default Web site or the Small Business Server Web Applications site is stopped and cannot be restartedTo resolve this issue, remove the Secure Sockets Layer (SSL) settings from the default Web site. To do this, follow these steps:
You may be unable to browse https://sites/owa or https://sites/remoteTo resolve this issue, edit the bindings for the SBS Web Applications site to select the correct certificate. This issue will occur only if the Internet Address Management Wizard has not been run. To do this, follow these steps:
You may be unable to browse https://remote.contoso.com/owa or https://remote.contoso.com/remoteNote In this example, remote.contoso.com is the external domain name of your site. This issue may occur only if a third-party trusted certificate is installed on the server.
To resolve this issue, run the Fix My Network Wizard to add the trusted certificate back to the SBS Web Application site.
You may be unable to use Remote Web Workplace or the Terminal Services Gateway service to connect to the server or client desktopsTo resolve this issue, install the certificate on the terminal server gateway. To do this, follow these steps:
Article ID: 973862 - Last Review: August 26, 2009 - Revision: 1.1
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