| InternalActorRefBaseSendSystemMessage Method | 
| Name | Description | |
|---|---|---|
| SendSystemMessage(ISystemMessage) | 
            INTERNAL API.
            
            Used by built-in IActorRef implementations for handling
            internal operations that are not exposed directly to end-users.
              | |
| SendSystemMessage(ISystemMessage, IActorRef) |  Obsolete.  
            INTERNAL API.
            
            Used by built-in IActorRef implementations for handling
            internal operations that are not exposed directly to end-users.
              |