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The mailbox alias of a user contains the "?" character unexpectedly after you run the "Enable-Mailbox" cmdlet to create a mailbox for the user in an Exchange Server 2010 environment
Article ID: 983186 - View products that this article applies to.
In a Microsoft Exchange Server 2010 environment, you run the Enable-Mailbox cmdlet to create a mailbox for an existing Active Directory user. However, the mailbox alias of the user contains the "?" character unexpectedly. This problem occurs when the following conditions are true:
This problem occurs because the Enable-Mailbox cmdlet in Exchange Server 2010 generates the mailbox alias of the user based on the display name of the user when the Alias parameter is not specified. However, the "," character is not a valid character for the Alias parameter. Therefore, if the display name contains this character, Exchange Server 2010 convert the character to the "?" character.
To resolve this problem, install the following update rollup:
(http://support.microsoft.com/kb/2425179/ )Description of Update Rollup 2 for Exchange Server 2010 Service Pack 1
There are two methods to work around this problem.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 983186 - Last Review: December 14, 2010 - Revision: 2.0