Property Value
The value of this property cannot be null
(Nothing
in Visual Basic).
The default value of this property is "" (String.Empty)
.
The value of this property cannot be null
(Nothing
in Visual Basic).
The default value of this property is "" (String.Empty)
.
Exception | Description |
---|---|
System.ArgumentNullException |
A This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception. |
This property is used only for Tracking Events and for Condition-Related Events which are acknowledgment notifications (see EventType).
For tracking events, this is the actor ID for the event notification.
For condition-related events, this is the AcknowledgerID when the new state is acknowledged. If the AcknowledgerID is an empty string, the event was automatically acknowledged by the server.
For other events, the value is an empty string.