Unregister the mswrd632 converter

clip_image002MS09-073: Description of the security update for Windows XP, Windows 2000, and Windows Server 2003: December 8, 2009

When a file has the ".doc" file name extension, but the content is a plain text file or another kind of file that is not a Microsoft Word binary file, and that file is opened in Microsoft Word, you may receive the following error message up to three times before Microsoft Office Word successfully opens the file:

Word cannot start the converter mswrd632