Represents that the message is a counter-proposal for a different meeting time, from a recipient in response to a prior meeting request.

Quick Info

Exposed on: Message objects used for scheduling
Created by: Outlook
Accessed by: Outlook and solution providers
Property type: PT_BOOLEAN
Access type: Read-only


To retrieve the value of this property, first use IMAPIProp::GetIDsFromNames to obtain the property tag, and then specify this property tag in IMAPIProp::GetProps to get the value. When calling IMAPIProp::GetIDsFromNames, specify the following values for the MAPINAMEID structure pointed at by the input parameter lppPropNames:

lpGuid: PSETID_Appointment
ulKind: MNID_ID
Kind.lID: dispidApptCounterProposal

This named property provides a way to identify whether a meeting item is a counter-proposal to a prior meeting request.

If you are using the Microsoft Office Outlook object model, you can retrieve the property value by referencing the property by its namespace and by using the PropertyAccessor object. For more information, see How to: Identify a Meeting Item as a Counter-Proposal to a Prior Meeting Request.

See Also

Constants for Outlook Named Properties