Try clearing the forms cache: Choose Tools | Options | Other | Advanced
Options | Custom Forms, then click Manage Forms, then Clear Cache.
I don't know what you mean by "my calendar is 1998."
--
Sue Mosher, Outlook MVP
Author of
Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
"Tom Allen" <(E-Mail Removed)> wrote in message
news

9B04D52-6D48-4EEA-99AA-(E-Mail Removed)...
> I am on Outlook 2000,but apparently my calendar is 1998. The error message
is 'the form required to view this message cannot be displayed'
>
> "Sue Mosher [MVP-Outlook]" wrote:
>
> > What is the exact text of the error message you're receiving? And your
> > Outlook version?
> >
> > --
> > Sue Mosher, Outlook MVP
> > Author of
> > Microsoft Outlook Programming - Jumpstart for
> > Administrators, Power Users, and Developers
> > http://www.outlookcode.com/jumpstart.aspx
> >
> >
> > "Tom Allen" <(E-Mail Removed)> wrote in message
> > news:695E2D48-4189-44FF-8304-(E-Mail Removed)...
> > > Or use any functions on my Outlook Calendar. Keeps showing that the
form
> > cannot be viewed. Thanks,
> >
> >
> >