The PR_CONVERSATION_KEY property is the obsolete precursor of the PR_CONVERSATION_INDEX and PR_CONVERSATION_TOPIC properties.
| Header file: | MAPITAGS.H |
| Identifier: | 0x000B |
| Property type: | PT_BINARY |
| Property tag: | 0x000B0102 |
Do not use this property. Use PR_CONVERSATION_INDEX and PR_CONVERSATION_TOPIC instead.