code: public void releasePayload(Throwable cause) {
  		final Payload payload = payloadReference.get();
  
  		if (payload != null) {
  			payload.release(cause);
  			payloadReference.set(null);
  		}
  	}
docs: Triggers the release of the assigned payload. If the payload could be released,
  then it is removed from the slot.
  
  @param cause of the release operation