This is part of normal operations during the startup process, as the spooler has not had time to initialize yet. It happens if you turn audit on and when unable to send the audit message to the spooler, the controller will send the message directly to the hub.
Component : CAUIM
10061 is a Connection Refused error sent to you by the server. You could not make a connection because the target machine actively refused it. The most common cause is a misconfigured server, full server, or incorrect Port specified by the client.