Description of the Outlook 2003 post-Service Pack 3 hotfix package: December 19, 2007

Support for Office 2003 has ended

Microsoft ended support for Office 2003 on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

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This article describes the Microsoft Office Outlook 2003 issues that are fixed in the Outlook 2003 post-Service Pack 3 hotfix package that is dated December 19, 2007.

List of issues that the hotfix package fixes

This hotfix package fixes the following issue:
946529 You receive an error message in module Olkfstub.dll in Windows Explorer when you open a folder that contains many .msg files or many .oft files

This hotfix package fixes the following issue that was not previously documented in a Microsoft Knowledge Base article:

Outlook closes unexpectedly when you open an iCalendar file

When you open an iCalendar (.ics) file in Outlook 2003, the iCalendar appointment is not opened, and Outlook closes unexpectedly. Additionally, you receive the following error message:
Microsoft Office Outlook has encountered a problem and needs to close. We are sorry for the inconvenience.
When you view the data in the error report, the report contains an error signature that resembles the following error signature:
Application nameApplication versionModule nameModule versionOffset
Additionally, other program versions, module versions, and offsets are possible.
More information

Hotfix information

A supported hotfix is 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.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if 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. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.


This hotfix package is a post Microsoft Office 2003 Service Pack 3 hotfix package. To install the hotfix package, you must have Microsoft Office 2003 Service Pack 3 installed.

For more information about Microsoft Office 2003 Service Pack 3, click the following article number to view the article in the Microsoft Knowledge Base:
870924 How to obtain the latest service pack for Office 2003

Restart information

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

Hotfix replacement information

This hotfix package is not replaced by any later hotfix package.

Registry information

To use one of the hotfixes in this package, you do not have to make any changes to the registry.

File information

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

The global version of this hotfix package uses a Microsoft Windows Installer package to install the hotfix package. 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.

Download information
File nameFile versionFile sizeDateTime
Microsoft Windows Installer .msp file information
File nameFile versionDateTime
After the hotfix is installed, the global version of this hotfix has the file attributes, or a later version of the file attributes, that are listed in the following table:
File nameFile versionFile sizeDateTime
outlook2003 outlook2k3 outlook11 ol2003 ol2k3 ol11

Article ID: 946530 - Last Review: 01/16/2015 10:15:26 - Revision: 3.0

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