caravaggio, you wrote on Mon, 05 Mar 2007 13:21:36 +0100:

Close Outlook and delete the file "extend.dat" ¡X in this file the
registry informations of all add-ins are stored ¡X that is usually stored
in the (hidden) folder

C:\Documents and Settings\%Username%\Local Settings\Application
Datas\Microsoft\Outlook

it worked! many thanks

You're welcome !

--
Best Regards
Christian Goeller
http://www.outlookfaq.net