A mailbox that is located on a server that is running
Microsoft Exchange Server 2007 or
on an Exchange Server 2010 server may be identified as
a legacy mailbox .
You may experience this issue in the following ways:
- The Recipient Type Status column in the
Exchange Management Console displays LegacyMailbox instead of
- Exchange 2007 mailbox tasks are not available for the
For example, the option to enable Exchange Server
2007 features or
the option to Exchange Server 2010 features is not
present in the mailbox properties. For example, the Enable Unified
Messaging option is not present.
- If you try to enable an Exchange 2007 mailbox feature or
you try to enable an Exchange 2010 mailbox feature by
using the Exchange Management Shell, the operation fails. Additionally, you
receive an error message at the command prompt.
For example, if you
try to enable the Unified Messaging feature in the Exchange Command Shell, you
receive the following error message at the command prompt:
Enable-UMMailbox : Property UMEnabledFlags cannot be set
on this object because it requires the object to have version 0.1
(8.0.535.0) or later. Current version of the object
is 0.0 (6.5.6500.0)
This issue may occur if the following conditions are true:
- The mailbox was created in the Active Directory Users and
Computers snap-in on a server that was running Microsoft Exchange Server 2003.
- The mailbox was moved to an Exchange Server 2007 server or
an Exchange Server 2010 server .
To resolve this issue, correct the properties of the
mailbox. To do this, use the Set-Mailbox
command together with the ApplyMandatoryProperties
parameter in the Exchange Management Shell.
information about the Set-Mailbox
command, visit the following Microsoft TechNet Web site:
Article ID: 931747 - Last Review: May 10, 2007 - Revision: 1.3
- Microsoft Exchange Server 2010 Enterprise
- Microsoft Exchange Server 2010 Standard
- Microsoft Exchange Server 2007 Enterprise Edition
- Microsoft Exchange Server 2007 Standard Edition
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