PidTagConversationKey Canonical Property

Office 2013 and later

Last modified: March 12, 2013

Applies to: Outlook

Contains the conversation key used in Microsoft Outlook only when locating IPM.MessageManager messages, such as the message that contains download history for a Post Office Protocol (POP3) account. This property has been deprecated in Exchange Server.

Associated properties:

PR_CONVERSATION_KEY

Identifier:

0x000B

Data type:

PT_BINARY

Area:

General messaging

When accessing email messages as conversations and converting message properties to Transport-Neutral Encapsulation Format (TNEF), do not use this property; instead, use the PidTagConversationIndex and PidTagConversationTopic canonical properties.

Protocol Specifications

[MS-OXPROPS]

Provides references to related Exchange Server protocol specifications.

[MS-OXOMSG]

Specifies the properties and operations that are permissible on email message objects.

[MS-OXTNEF]

Encodes and decodes message and attachment objects to an efficient stream representation.

Header Files

Mapidefs.h

Provides data type definitions.

Mapitags.h

Contains definitions of properties listed as alternate names.

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