Symptoms
When you use a Collaboration Data Objects (CDO) 1.21-based application to call the Respond method on the parent of a recurring meeting request, the application will throw the following CDO exception:

[MAPI_E_NOT_FOUND (8004010F)]
Resolution
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. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
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, contact 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 tocreate a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support(http://support.microsoft.com/contactus/?ws=support)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.Prerequisites Because of file dependencies, this hotfix requires Microsoft Exchange Server 2003 Service Pack 2.
For more information about the latest service packs for Exchange Server 2003, click the following article number to view the article in the Microsoft Knowledge Base:
836993?(http://support.microsoft.com/kb/836993/) How to obtain the latest service packs for Exchange Server 2003Restart requirementYou do not have to restart thecomputer after you apply this hotfix. Hotfix replacement informationThis hotfixdoes not replace any other software updates.File informationThe 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 item in Control Panel.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatformCdo.dll6.5.7651.38717,82426-Jul-200616:29×86