If you are unable to create new calendar event and receive the "The Form required to view this message cannot be displayed. Contact your administrator". You need to empty your forms cache. You can do this through the Outlook interface at Tools, Options, Other, Advanced, Manage Forms.
Published August 17, 2007. Last updated on June 17, 2011.
![Diane Poremsky [Outlook MVP]](http://www.outlook-tips.net/images/2014/MVP_BlueOnly.png)
