Article ID: 2642153 - View products that this article applies to.
Assume that you are using a Microsoft Office Outlook client to reply to a message or to forward a message that is sent from a Microsoft Exchange Server 2010 Service Pack 1 (SP1) or Exchange Server 2010 Service Pack 2 (SP2) environment. In this situation, Japanese double-byte character set (DBCS) characters that appear in any of the following fields of the message become corrupted:
Note This issue also occurs in posted items in public folders.
This issue occurs because the value of the PR_INTERNET_CPID MAPI property of the message is stamped as 50222 by Exchange RPC Client Access service or Outlook Web App (OWA). Because of a restriction in Outlook, the code page 50222 characters are corrupted.
To resolve this issue, upgrade your Exchange Sever 2010 to SP2 and then install the following update rollup:
2661854After you install this update rollup, you must change the value of the PreferredInternetCodePageForShiftJis parameter to 50220 in Exchange Management Shell. To do this, follow these steps:
(http://support.microsoft.com/kb/2661854/ )Description of Update Rollup 2 for Exchange Server 2010 Service Pack 2
Note The PreferredInternetCodePageForShiftJis parameter is only available after you install Update Rollup 2 for Exchange Server 2010 Service Pack 2.
To work around this issue, do not use single-byte Kana characters in the ISO-2022-JP encoded message. For example, you can use UTF-8 encoded characters in the message instead.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 2642153 - Last Review: September 19, 2014 - Revision: 5.0