When you enable the Sync RSS Feeds to the Common List option in Microsoft Office Outlook 2007, Outlook 2007 does not use the folder structure that was created in Internet Explorer 7 for the RSS Feeds folder.
Steps to resolve this problem
To fix this problem, follow these steps:
Apply the hotfix.
How to obtain the hotfix
This issue is fixed in the Outlook 2007 post-Service Pack 1 hotfix package that is dated February 24, 2008. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
957909 Description of the Outlook 2007 post-Service Pack 1 hotfix package: September 24, 2008
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To enable this hotfix, follow these steps:
Exit Outlook 2007.
Start Registry Editor:
In Windows Vista, click Start, type regedit in the Start Search box, and then press ENTER.
If you are prompted for an administrator password or confirmation, type your password or click Continue.
In Windows XP, click Start, click Run, type regedit in the Open box, and then click OK.
Locate and then click to select the following registry key: