Marks the last message received through the Receive method as read.
If the Receive method was not called, or if the last call did not return a message (for instance, due to an error), the call to MarkAsRead results in error 26.
This property must be configured after performing the Receive.
Extended Data Types: MAPISession
.NET, Java, Ruby (up to GeneXus X Evolution 3), Visual FoxPro (up to GeneXus X Evolution 3)
MAPISession Data Type
OutlookSession Data Type