Applies ToExchange Server 2010 Service Pack 3 Exchange Server 2010 Enterprise Exchange Server 2010 Standard

Symptoms

When Microsoft Outlook is configured to run in ANSI mode, the display name of a recipient in the To/CC/From field is displayed as the simple display name, and the following issues occur: Issue 1The characters of an e-mail subject are corrupted as "???". Issue 2The result of sorting in the Address Book is wrong. It is sorted incorrectly by the character code of the display name. However, it should be sorted by the simple display name. When Outlook is configured to run in Unicode mode, the following issue occurs:Issue 3When a user who has Single-Byte Character Set (SBCS) display name sends a message to another user who has Double-Byte Character Set (DBCS) display name and opens the message from the Sent Items folder, the user's alias is displayed in the To/CC field.

Resolution

To resolve these issues, install Update Rollup 8 for Exchange Server 2010 Service Pack 3.Note ANSI support is added by installing the following hotfix:2489941 The "legacyExchangeDN" value is shown in the "From" field instead of the "Simple Display Name" in an email message in an Exchange Server 2010 environmentAfter you install the update rollup in this article, the ANSI support is removed from Exchange Server 2010.

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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