This article was previously published under Q290791
This article has been archived. It is offered "as is" and will no longer be updated.
IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986 Description of the Microsoft Windows Registry
After you install Internet Explorer 5.01 Service Pack 2 (SP2), the Microsoft Outlook Express Pluggable UI or PlugUI components no longer work.
This problem occurs because the Outlook Express (OE) version number changed from 5.50.4133.2400 to 5.50.4522.1200. Because there is no resource change, the PlugUI version remains 5.50.4133.2400. Therefore, localized resource files cannot be loaded because the version compare fails (MLLoadLibrary).
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
260910 How to Obtain the Latest Windows 2000 Service Pack
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.
To resolve this issue, follow these steps:
Start Registry Editor.
Locate and click the following key in the registry: