Problem: Configuration File (ecf) Errors

If you get any of these error messages when you start Microsoft Outlook:

Error in configuration file "C:\Program Files\Microsoft Office 97\Office\Addins\<filename>.ecf"

The extension configuration file "C:\Program Files\Microsoft Office 97\Office\Addins\<filename>.ecf" could not be installed. There is an error in the syntax or format of the file.

Unable to load <filename>.dll. You may be out of memory, out of system resources, or missing a .dll file

You may have an add-in that is configured incorrectly, a damaged .dll or .ecf file, or a problem with the Extend.dat file, which caches registry extension entries.

To fix these problems, follow the instructions in these MSKB articles:

Updated Jul 16 2008

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