This update fixes a problem in which a calendar item that is marked as private is opened if it is found by using the Search Desktop feature. The update also fixes performance issues that occur when you work with items in a large .pst file or .ost file.

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Update details

Issues that the update fixes

This update fixes the issue that is described in the following Microsoft Knowledge Base article: This update also fixes the following issues that were not previously documented in the Microsoft Knowledge Base.

•	A delegate opens another user's mailbox. Then, the delegate searches for an e-mail message. If an e-mail message is marked as private, the message is displayed unexpectedly in the Preview pane.
•	You create an update to a meeting request or an exception to a meeting request in Outlook 2007. If the meeting request is open when you create the update or the exception, you receive the following error message: The function cannot be performed because the message has been changed. However, when you click OK to close the error message, an update to the meeting request is sent to the attendees.

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Known issues

Known issues that may occur after the update is installed

When you start one of the 2007 Microsoft Office programs on a computer that is running Microsoft Office Outlook 2007 with Business Contact Manager, you may receive the following error message: For more information about this known issue, click the following article number to view the article in the Microsoft Knowledge Base:

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Installation details

Important Before you install the update in this section, install the update that is discussed in the following Knowledge Base article if you have Microsoft Office Outlook 2007 with Business Contact Manager installed:

How to obtain and install the update

This update is located at the Microsoft Download Center. To download this update and to obtain installation instructions and deployment strategies, visit the following Microsoft Web site:

How to determine whether the update is installed

The update contains files that have the versions that are listed in the following table.

File name	File version	File size	Date	Time
Mspst32.dll	12.0.6014.5000	1,064,376	23-Mar-2007	05:17
Outlook.exe	12.0.6014.5000	12,812,664	23-Mar-2007	05:17

You do not have to install this update if you have a later version of the files that are listed in the table.

To determine the version of the files that are installed on the computer, follow these steps.

Note Because there are several versions of Microsoft Windows, the following steps may be different on your computer. If they are, see your product documentation to complete these steps.

1.	Click Start, and then click Search.
2.	In the Search Results window, click All files and folders in the Search Companion pane.
3.	In the All or part of the file name box, type the file name, and then click Search.
4.	In the list of files, right-click the found file, and then click Properties.
5.	On the Version tab, examine the version of the file that is installed on the computer.

Information for administrators about .msp files

The administrative update consists of a full-file Microsoft Windows Installer file (.msp file). The .msp file is packaged in a self-extracting executable file. The following .msp file is distributed in this update: For more information about installation of Office 2007 updates, see the Office 2007 Resource Kit at the following Microsoft Web site: For more information about the design of Office 2007 installation and the requirement for the local installation source, visit the following Microsoft Web site:

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