Article ID: 2521063 - View products that this article applies to.
Consider the following scenario:
Event ID : 8230
To resolve this issue, install the following update rollup:
(https://support.microsoft.com/kb/2509911/ )Description of Update Rollup 4 for Exchange Server 2007 Service Pack 3
Note Meeting requests that are created after you apply this update rollup will not encounter this issue. To resolve any existing issues, you must cancel and re-create existing meeting requests. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/2503266/ )You cannot remove a meeting request or an email message in Microsoft Outlook
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 2521063 - Last Review: January 9, 2012 - Revision: 2.0