Description of the Communicator 2005 hotfix rollup package: December 19, 2008

This article describes the Microsoft Office Communicator 2005 issues that are fixed in the Office Communicator 2005 update that is dated December 19, 2008.
This article describes the following items about the hotfix rollup package:
  • The issues that the hotfix rollup package fixes.
  • The prerequisites for installing the hotfix rollup package.
  • Whether you must restart the computer after you install the hotfix rollup package.
  • Whether the hotfix rollup package is replaced by any other hotfix rollup package.
  • Whether you must make any registry changes.
  • The files that the hotfix rollup package contains.

Issues that the hotfix rollup package fixes

  • 960244 After you install Live Meeting 2007 console or Live Meeting 2007 add-in, two new menu options that do not work are added to Office Communicator 2005 Action menu
  • 960255 After you upgrade Live Meeting Service Conference center to Live Meeting 2007, you can no longer use the Meet Now button in Office Communicator 2005
  • 960252 Office Communicator 2005 crashes when you try to accept an inbound phone call
More information

Hotfix information

The following file is available for download from the Microsoft Download Center:

DownloadDownload the Communicator.msp package now.

Release Date: December 19, 2008

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.

Note This Communicator 2005 hotfix rollup package is the publicly available requirement for interoperability with Communicator 2007 R2 and Communication Server 2007 R2. If you have already updated your Communicator 2005 to build 1.0.559.218 or higher, you already have the required fixes for interoperability.


You must apply hotfix 950614 on the Live Communications Server 2005 before you apply this hotfix.

Restart information

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

Hotfix replacement information

This hotfix package replaces hotfix package 945573.

Registry information

You do not have to create any registry keys or modify any registry keys to use any hotfixes that this package contains.

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 are listed in this article.

The English version of this hotfix rollup package has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it 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
For more information about the standard terminology that is used to describe Microsoft software updates, 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
There is an update to the authentication protocol that Live Communications Server 2005 and its clients (Office Communicator 2005) use. This update requires a signature in all messages. This requirement includes the first message that carries the challenge response. The version number of the protocol that is advertised in the challenge response is now version 2. Challenge responses that use version 2 of the protocol must contain a signature. The signature is a digest of the identifying headers in the message that is calculated by using the session key. Additionally, to make sure that all other clients work effectively with this update, the following hotfixes must be installed on the servers:
950614 Description of the update for Live Communications Server 2005 Service Pack 1: September 2008

Article ID: 949280 - Last Review: 06/21/2014 14:31:00 - Revision: 5.0

Microsoft Office Communicator 2005

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