Can you start it manually later when SQL Server is already running?

>The SqlServerAgent service will not start at system boot. I am on a server domain running Windows Server 2003 SP 2.
>
>The event message is:
>
>Event Type: Error
>Event Source: SQLAgent$FAUSNIGHTDB
>Event Category: Service Control
>Event ID: 103
>Date: 11/18/2008
>Time: 8:55:09 PM
>User: N/A
>Computer: FSLSERVER2003
>Description:
>SQLServerAgent could not be started (reason: Unable to connect to server 'FSLSERVER2003\FAUSNIGHTDB'; SQLServerAgent cannot start).
>
>For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
>
>The service is set to start Automatically and logs on as Local System Account. "Allow Service to interact with desktop" is not checked.
>Dependencies has one service: MSSQL$FAUSNIGHTDB
>
>Once booted I am able to manually start the SQLAgent service with no problem.
>
>Any help would be greatly appreciated.