hi there, i just installed lotus domino 7 on a server running w2k sp4. i also installed the administrator software. the server seems to be running fine but i can't start up the administrator. when i double click on the shortcut it starts up and the window closes immediately. i also tried accessing the the server thru webacces. i get is but when i try to register a user i get the error: "unable to perform registrations: No Certificate Authority('CA') configured certifier available for this domain. have i left something out.