The IMAP4 service crashes intermittently, and Event ID 4999 is logged in Exchange Server 2007

Article translations Article translations
Article ID: 957504 - View products that this article applies to.
Expand all | Collapse all

SYMPTOMS

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
Event Source: MSExchange Common
Event Category: General
Event ID: 4999
Description: Watson report about to be sent to dw20.exe for process id: <process id>, with parameters: E12, c-buddy-RTL-AMD64, <version>, M.E.Imap4, M.E.D.Storage, M.E.D.S.ImapItemConverter.GetHeaders, System.NullReferenceException, <version>. ErrorReportingEnabled: False

RESOLUTION

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 1
For 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

MORE INFORMATION

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:
http://technet.microsoft.com/en-us/library/aa998252.aspx

STATUS

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

Properties

Article ID: 957504 - Last Review: March 18, 2009 - Revision: 1.1
APPLIES TO
  • Microsoft Exchange Server 2007 Service Pack 1, when used with:
    • Microsoft Exchange Server 2007 Standard Edition
    • Microsoft Exchange Server 2007 Enterprise Edition
Keywords: 
kbqfe kbexpertiseinter kbhotfixrollup kbsurveynew KB957504

Give Feedback

 

Contact us for more help

Contact us for more help
Connect with Answer Desk for expert help.
Get more support from smallbusiness.support.microsoft.com