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IIMModality.MessageSendFailed Event

Occurs when a message cannot be received by one or more conversation participants.

Namespace:  Microsoft.Exchange.InstantMessaging
Assembly:  Microsoft.Exchange.InstantMessaging (in Microsoft.Exchange.InstantMessaging.dll)

Syntax

'Declaration
Event MessageSendFailed As IMEventHandler
'Usage
Dim instance As IIMModality
Dim handler As IMEventHandler

AddHandler instance.MessageSendFailed, handler
event IMEventHandler MessageSendFailed