Microsoft KB Archive/906865

= Applications that use Microsoft Collaboration Data Objects (CDO) may not recognize the daylight saving time transition changes for Australia in the year 2006 =

Article ID: 906865

Article Last Modified on 10/28/2006

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APPLIES TO


 * Microsoft Exchange 2000 Server Standard Edition
 * Microsoft Exchange 2000 Enterprise Server

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Important This article contains information about how to modify the registry. Make sure to back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows registry



SYMPTOMS
Programs that are built by using Microsoft Collaboration Data Objects (CDO), such as Microsoft Outlook Web Access, may not correctly reflect this change to the daylight saving time transition date because CDO maintains an internal table to track time zone information. This table is not updated with changes that are made to the operating system time zone.



Hotfix information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft Exchange 2000 Server service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites
You must install the following registry update before you apply the hotfix. The following file is available for download from the Microsoft Download Center:

Download the registry update package now.

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

Hotfix replacement information
This hotfix does not replace any other hotfixes.

File information
The English version of this hotfix 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 tool in Control Panel.



STATUS
This issue occurs only in the year 2006 because of the custom time zones that are required.



MORE INFORMATION
The Commonwealth Games are scheduled to be held during March 2006 in Melbourne, Australia. Several Australian states have changed the daylight saving time transition end date to the first Sunday of April 2006. These states include New South Wales, Victoria, Australian Capital Territory, South Australia, and Tasmania.

Daylight saving time for the year 2006
For the year 2006 only, the official daylight saving time transition dates for each of the states of Australia are as follows.

Note Clocks are advanced at 2 A.M. by one hour on the start day to become Summer Time. Clocks are wound back at 3 A.M. by one hour on the end day to become Standard Time.

The change to the daylight saving time will affect the transition settings for the following time zones:
 * (GMT + 10:00) Canberra, Melbourne, Sydney
 * (GMT + 10:00) Hobart
 * (GMT + 09:30) Adelaide

For more information, 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

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

817903 New naming schema for Exchange Server software update packages

For more information about a solution to the same issue in Microsoft Exchange Server 2003, click the following article number to view the article in the Microsoft Knowledge Base:

909933 Microsoft Outlook Web Access and Microsoft Collaboration Data Objects (CDO) daylight saving time transition change for Australia in the year 2006

For more information about other Microsoft products that are affected by this issue, click the following article number to view the article in the Microsoft Knowledge Base:

909915 Notification of Australian Daylight Savings changes for Microsoft products for the year 2006

Additional query words: CWG2006

Keywords: kbhotfixserver kbqfe kbexchdev kbfix kbbug kbpubtypekc KB906865

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