Description of the Communications Server 2007 update package: November 2, 2007

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This article describes the Microsoft Office Communications Server 2007 issues that are fixed in the update package that is dated November 2, 2007.

This article describes the following items about the update package:
  • The issues that the update package fixes.
  • The prerequisites for installing the update package.
  • Whether you must restart your computer after you install the update package.
  • Whether the update package is replaced by any other update package.
  • Whether you must make any registry changes.
  • The files that the update package contains.

Issues that the update package fixes

  • 943021 Error message when you send an invitation in Communicator 2007 "SIP/2.0 408 Request Timeout"
  • 943391 An access violation error may occur in the Apiem.dll file when you run Microsoft Office Communications Server 2007
  • 943880 You may receive an access violation error message in the APIEM.DLL!WPP_SF_qSS call when you run a stack trace on a computer that is running Communications Server 2007
More information

Update information

To obtain this update, visit the following Microsoft Web site: The update appears in "High-Priority Updates" under "Microsoft Office Communications Server 2007."

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Administrators may want to download this update and then distribute it to clients. To download the update to a folder of your choice, visit the following Microsoft Web site: When you search for Office Communications Server 2007, all the updates that are available for Office Communications Server 2007 will be shown.


There are no prerequisites.

Restart information

You do not have to restart the computer after you apply this update.

Update replacement information

This update package is cumulative, and it contains updates from the previous package.

Registry information

To use this update package, you do not have to make any changes to the registry.

Removal information

To remove this update, use Add or Remove Programs in Control Panel. In certain scenarios, you may be prompted for the source CD when you try to uninstall the package. To uninstall this package, you must have the source CD or the path of the source CD.

File information

This hotfix may not contain all the files that you must have to fully update a product to the latest build. This hotfix contains only the files that you must have to correct the issues that this article lists.

The global version of this update uses a Microsoft Windows Installer package to install the update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
File nameFile versionFile sizeDateTimePlatform
Note Install this update on all the following computers:
  • Servers that are running Communications Server 2007, Standard Edition
  • Front-end servers
  • Servers that are configured as Directors
  • Edge servers
  • Proxy servers
Note When this update is installed, it will stop the services that are related to Communications Server 2007, and then it will restart them.

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

Article ID: 942872 - Last Review: 01/16/2015 02:31:24 - Revision: 2.0

Microsoft Office Communications Server 2007 Enterprise Edition, Microsoft Office Communications Server 2007 Standard Edition

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