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User who has the Full Access permission cannot open another user's mailbox by using Outlook Web App in a mixed Exchange Server 2007 and Exchange Server 2010 environment

View products that this article applies to.

Symptoms

Consider the following scenario:
  • You have a mixed Microsoft Exchange Server 2007 and Microsoft Exchange Server 2010 environment. The Exchange Server 2007 server has Update Rollup 5 for Exchange Server 2007 Service Pack 3 or a later�update rollup installed.
  • User A is an Exchange Server 2010 user and user B is an Exchange Server 2007 user in the mixed environment.
  • You grant user A the Full Access permission to user B�s mailbox.
  • User A logs on to his/her own mailbox by using Outlook Web App and then tries to open user B�s mailbox.
In this scenario, user A cannot open user B's mailbox. Additionally, user A receives the following exception:
Request
Url: https://UserOwaLink:443/owa/default.aspx
User host address:��HostAddress�
Exception
Exception type: Microsoft.Exchange.Data.Storage.StoragePermanentExceptionException message: Cannot open mailbox /o=OrganizationName/ou=Exchange Administrative Group (FYDIBOHF23SPDLT)/cn=Recipients/cn=Mailbox.

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Cause

This issue is caused by an unhandled exception that occurs when the connection between Exchange Server 2007 and Exchange Server 2010 is unsuccessful.


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Resolution

To resolve this issue, install the following update rollup:
2655203 Description of Update Rollup 7 for Exchange Server 2007 Service Pack 3

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Status

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

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More information

For more information about how to grant the Full Access permission for a mailbox, visit the following Microsoft website:
How to grant the Full Access permission for a mailbox

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Keywords: KB2694274, kbexpertiseinter, kbsurveynew, kbfix, kbqfe

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Article Info
Article ID : 2694274
Revision : 1
Created on : 4/16/2012
Published on : 4/16/2012
Exists online : False
Views : 314