Article ID: 951341 - View products that this article applies to.
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When users connect to Microsoft Exchange Server 2007 by using IMAP4 or POP3 clients, all calendar items that are retrieved use UTF-8 encoding. This includes the body part of the message in the MIME format. It also includes the iCalendar body part (.ics attachment) that uses the iCalendar RFC 2445 standard to describe the calendar item. However, some IMAP4 and POP3 clients, such as some mobile devices, cannot read the calendar items.
To resolve this problem, install Update Rollup 7 for Exchange 2007 Service Pack 1.
For more information about Update Rollup 7 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic:
Description of Update Rollup 7 for Exchange Server 2007 Service Pack 1For more information about how to obtain the latest Exchange service pack or update rollup, see the following Exchange Help topic:
How to Obtain the Latest Service Pack or Update Rollup for Exchange 2007After you apply this hotfix, Exchange Server 2007 provides support to enable the OverrideCalendarMessageCharset option in the IMAP4 or POP3 retrieval settings to specify the character set to be used for encoding the non-iCalendar body parts. This option may be added to the AppSetting section in the Microsoft.Exchange.Imap4.exe.config file or in the Microsoft.Exchange.Pop3.exe.config file for POP3. To enable the OverrideCalendarMessageCharset option, follow these steps:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 951341 - Last Review: January 15, 2015 - Revision: 2.0