Microsoft KB Archive/911131

= Duplicate appointments appear on the calendar in Exchange Server 2003 =

Article ID: 911131

Article Last Modified on 10/25/2007

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APPLIES TO


 * Microsoft Exchange Server 2003 Standard Edition
 * Microsoft Exchange Server 2003 Enterprise Edition

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SYMPTOMS
When a user accepts a meeting by using a third-party program in Microsoft Exchange Server 2003, duplicate appointments may appear on the user's calendar.



CAUSE
This problem may occur when the following conditions are true:
 * The user accepts a meeting by using a third-party program that uses Collaboration Data Objects (CDO) for Exchange Server 2003.
 * The computer that hosts this third-party tool has the Microsoft Exchange Server 2003 Service Pack 2 (SP2) version of CDO installed.



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

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

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

Prerequisites
This software update requires Microsoft Exchange Server 2003 Service Pack 2 (SP2).

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

Hotfix replacement information
This hotfix does not replace any other software updates.

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
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
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

Keywords: kbqfe kbhotfixserver kbfix kbbug kbpubtypekc KB911131

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