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Article ID: 2572052 - Last Review: October 31, 2011 - Revision: 2.0


Assume that you use an external email account to send a recurring meeting request to a recipient in a Microsoft Exchange Server 2010 Service Pack 1 (SP1) environment. For example, you use a Hotmail account or a Gmail account to send a recurring meeting request. In this situation, certain properties, such as the PidLidClipStart property, and the PidLidClipEnd property of the recurring meeting request are missing in the recipient calendar. When this issue occurs, the recurring meeting may not visible on the BlackBerry mobile device of the recipient.


This issue occurs because Exchange Server 2010 considers the recurring meeting request from external email accounts as a calendar item. Therefore, certain properties are not promoted.


To resolve this issue, install the following update rollup:
2608646  ( ) Description of Update Rollup 6 for Exchange Server 2010 Service Pack 1


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


You can use Microsoft Exchange Server MAPI Editor (MFCMAPI) to check the properties. For more information about MFCMAPI, visit the following Microsoft website:
General information about MFCMAPI (
For more information about the PidLidClipStart, PidLidClipEnd, and the PidLidRecurrenceType property, visit the following Microsoft website:
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

  • Microsoft Exchange Server 2010 Service Pack 1, when used with:
    • Microsoft Exchange Server 2010 Standard
    • Microsoft Exchange Server 2010 Enterprise
kbqfe kbsurveynew kbexpertiseinter KB2572052
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