Article ID: 957504 - View products that this article applies to.
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On a Microsoft Exchange Server 2007 server, after you set the value of the CalendarItemRetrievalOption parameter to Custom for the IMAP4 service, you may find that the IMAP4 service crashes intermittently. When this problem occurs, all IMAP clients cannot access their mailboxes. Additionally, the following error message is logged in the event log:
Event Type: Error
To resolve this problem, install Update Rollup 7 for Exchange 2007 Service Pack 1. For more information about Update Rollup 7 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic:
Description of Update Rollup 7 for Exchange Server 2007 Service Pack 1For more information about how to install the latest Exchange service pack or update rollup, see the following Exchange Help topic:
How to Obtain the Latest Service Pack or Update Rollup for Exchange 2007
To set the CalendarItemRetrievalOption parameter to Custom for the IMAP4 service, run the following command in Exchange Management Shell:
Set-ImapSettings -CalendarItemRetrievalOption Custom -OwaServerUrl <http url of OWA server>For more information about the Set-IMAPSettings command, visit the following Web site:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 957504 - Last Review: January 15, 2015 - Revision: 1.1