Microsoft small business knowledge base

Article ID: 973868 - Last Review: November 19, 2009 - Revision: 1.0


Consider the following scenario. As a delegate in a Microsoft Exchange Server 2007 environment, you create, send, and then update meeting requests for the organizer by using Exchange Web Service (EWS). However, the operation does not work if the delegate tries to cancel a meeting, and then tries to send the cancellation update request for the organizer by using EWS. In this scenario, when the delegate tries to cancel a meeting for the organizer, an "ErrorItemNotFound" error is returned.


To resolve this problem, install the following update rollup:
971534  ( ) Description of Update Rollup 1 for Exchange Server 2007 Service Pack 2


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

  • Microsoft Exchange Server 2007 Service Pack 2, when used with:
    • Microsoft Exchange Server 2007 Enterprise Edition
    • Microsoft Exchange Server 2007 Standard Edition
kbsurveynew kbqfe kbhotfixrollup kbexpertiseinter KB973868
Additional support options
Ask The Microsoft Small Business Support Community
Contact Microsoft Small Business Support
Find Microsoft Small Business Support Certified Partner
Find a Microsoft Store For In-Person Small Business Support