A user cannot access the mailbox by using a POP client or an IMAP client through Client Access Server in an Exchange 2007 environment

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Article ID: 955619 - View products that this article applies to.
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Symptoms

In a Microsoft Exchange Server 2007 environment, a user cannot access the mailbox by using a POP client or an IMAP client through Client Access Server (CAS) if the msExchMailboxFolderSet attribute is set to 4294967295. The logon process is unsuccessful, and you receive one of the following error messages, depending on the specific client:

ERR Logon failure: unknown user name or bad password

or
Error code: 0x800CCCDD

or
Error: 0x800CCC92

Resolution

Download and install Update Rollup 5 for Exchange 2007 Service Pack 1. For more information about Update Rollup 5 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic:
Description of Update Rollup 5 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

For more information about the msExchMailboxFolderSet attribute, visit the following Microsoft Web site:
http://technet.microsoft.com/en-us/library/bb310768(EXCHG.80).aspx
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
833340 How to modify the appearance and the functionality of Outlook Web Access by using the segmentation feature in Exchange 2003

Properties

Article ID: 955619 - Last Review: May 22, 2013 - Revision: 2.0
Applies to
  • Microsoft Exchange Server 2007 Service Pack 1, when used with:
    • Microsoft Exchange Server 2007 Enterprise Edition
    • Microsoft Exchange Server 2007 Standard Edition
Keywords: 
kbexpertiseinter atdownload kbfix kbhotfixrollup KB955619

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