Can't add any appointment. It says "could not save"

[jamode]

Outlook won't let me add an appointment. The dialog box says, "could not
save". I

 

[Brian Tillman [MVP-Outlook]]

Outlook won't let me add an appointment. The dialog box says, "could not
save". I

Try starting Outlook once with the /cleanviews command switch. See
http://www.outlook-tips.net/beginner/resetview.htm . Empty the forms cache as
well.
http://www.outlook-tips.net/beginner/formscache.htm