Recreate your mail profile via the Mail applet in Control Panel and try
again.
For details see;
http://www.howto-outlook.com/faq/newprofile.htm
--
Robert Sparnaaij [MVP-Outlook]
Coauthor, Configuring Microsoft Outlook 2003
http://www.howto-outlook.com/
Outlook FAQ, HowTo, Downloads, Add-Ins and more
http://www.msoutlook.info/
Real World Questions, Real World Answers
-----
"BillW" <(E-Mail Removed)> wrote in message
news:E0DB28ED-C660-459C-860E-(E-Mail Removed)...
> I installed Office 2007. When I try to compose a new message, the warning
> "not implemented" appears. Same thing happens when I hit "Send/Receive."
> I
> tried to repair the installation from Control Panel but problem remains.
> What should I do?
>
> Using Win7 OS.